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Top 10August 2025

Best Mermaid Theme Birthday 7th Year Old Girl Decorations

We made a list of the top 10 Mermaid Theme Birthday 7th Year Old Girl Decorations based on verified reviews, popularity and other factors which we summarized for you in this list.

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Girls Glitter Tail Birthday Candles, Happy 7th Birthday Cake Topper, Pearls Mermaid Theme Party Decor

Girls Glitter Tail Birthday Candles, Happy 7th Birthday Cake Topper, Pearls Mermaid Theme Party Decor

✓【BIRTHDAY CANDLES INFORMATION】: Comes with 1 piece glitter mermaid numer 7 candle. The numeral 7 birthday candle size is approx. 8 cm/ 3 inches in length, total length (include the candle pick) is approx. 11.5 cm/ 4.5 inches, proper size as cake topper decoration for most boys girls kids birthday and wedding cake.
✓【NUMBER CANDLES FOR CAKE SAFE MATERIAL】: Our mermaid birthday candles with fish tail and multicolor pearls are made of environmentally friendly materials, safe and odorless, suitable for birthday cakes of any size or for any celebration like birthday party, anniversary, theme party and etc, ideal sparkler candles for birthday cakes, happy birthday candle, birthday candles number
✓【MERMAID PARTY DECORATIONSFULL PROTECTIVE PACKAGING】: Our glitter shinning pink purple blue birthday candles have a strong three-dimensional shape, just like diamonds, suitable for people of any age and both genders. The mermaid birthday cake candles is well packed, which is more protective than the blister card package on the market and can effectively prevent the candle from being crushed, can meet your mermaid birthday party needs.
✓【MERMAID BIRTHDAY DECORATIONS MULTI-USAGE 】: This glitter number candle is in pink blue purple colors, bright and shining in the dark. And it matches with party decorations of various themes and colors easily. It is not only for children's birthdays but for adult birthdays. Ideal cake decoration for many occasions, such as boys girls birthdays, baby showers, anniversaries, retirement parties, family reunions, weddings, Hawaiian parties, even Christmas, must-have items for party cake
✓【GLITTER VISUAL SENSE, DELICATE APPEARANCE】 : Glitter Mermaid Happy birthday cake candles are meaningful for you to celebrate your birthday and nice cake topper decoration for embellishing your cake and cupcake, bright glow for creating romantic atmosphere and adding a touch of elegant

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96Pcs Mermaid 6th Birthday Party Decorations for Girls Little Mermaid Plates and Napkins Tableware Sets Under the Sea Theme Decorations for Baby Shower 6 Years old Party Supplies Serves 24

96Pcs Mermaid 6th Birthday Party Decorations for Girls Little Mermaid Plates and Napkins Tableware Sets Under the Sea Theme Decorations for Baby Shower 6 Years old Party Supplies Serves 24

✓Mermaid Birthday Party Supplies: Our 96pcs mermaid theme tableware set includes 24 9" mermaid 6th birthday plates, 24 7" mermaid party plates, 24 mermaid napkins and 24 forks, enough for you to serve 24 guests. Designed for a girl's 6th birthday party, this mermaid birthday party decor tableware is sure to be a hit for your special event
✓6th Mermaid Design: The mermaid plates and napkins set are in pink blue gradient color, with beautiful fish scale design around the edges, with underwater castles, coral, seashells and other elements, dreamy and unique. The perfect combination of the number "6" and the "mermaid tail" makes your little girl's 6th birthday party truly special and adds a touch of magic to your party decorations
✓Premium Material: Our 6th mermaid birthday plates and napkins are made of high quality thick paper. mermaid paper plates are solid and durable to resist cutting, no need to worry about bending or leaking; napkins are soft, thick and absorbent. The forks are made of high quality plastic, not easy to break. The pattern is beautifully and clearly printed and will not fade. Premium materials make your dining experience as enjoyable as traveling to the ocean (Tip: please do not microwave the plate)
✓Easy CleanUp: The mermaid birthday tableware sets are disposable, after the party is over, you can simply pack them up and toss them straight into the trash, freeing your hands from dishwashing and eliminating the hassle of cleanup, so you can spend more time and energy creating unforgettable memories with your little mermaid
✓Mermaid Birthday Party Decorations: Our little mermaid party decorations are perfect for 6 year old girl birthday decorations, mermaid 6th birthday decorations, mermaid baby shower, ocean theme party. It can also be a perfect addition to mermaid theme party, and match with your other under the sea birthday party decorations (such as 6th mermaid balloons, 6th mermaid backdrop, 6th mermaid tablecloth, etc.), so you and your child can have a wonderful party memories

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RoadSea Mermaid Happy 7th Brithday Cake Topper - Under The Sea Theme Girl Kid Seven Birthday Cake Supplies/Ocean World 7th Mermaid Birthday Party Decoration - Purple Glitter (7th)

RoadSea Mermaid Happy 7th Brithday Cake Topper - Under The Sea Theme Girl Kid Seven Birthday Cake Supplies/Ocean World 7th Mermaid Birthday Party Decoration - Purple Glitter (7th)

✓✔Quantity: You will receive a cake decoration. The cake topper has been pasted before leaving the factory and can be used directly after receiving it.
✓✔Material: It is made of high-quality food grade safety cardboard and is very flashy.
✓✔ Application: The size of the cake topper is about 5.9 * 4.6 inches. Suitable for most cakes.
✓✔Quality service: order if you like! If you have any questions, please feel free to contact our team, and you will get a satisfactory reply within 24 hours!

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KatchOn Big Mermaid 7th Birthday Decorations - Pack of 8 | Mermaid Balloons & Party Decorations for Girls 7

KatchOn Big Mermaid 7th Birthday Decorations - Pack of 8 | Mermaid Balloons & Party Decorations for Girls 7

✓🧜‍♀️ COMPLETE SET | MERMAID 7TH BIRTHDAY DECORATIONS FOR GIRLS - Planning to organize a mermaid themed party decorations for your little princess? Achieve a Little Mermaid Party Decorations for girls 7th birthday. Set-Up with Glitter Seven Banner and Mermaid Seashell Balloons Birthday Kit Fill the atmosphere with a glittering and fascinating effect on mermaid 7th birthday decorations for girls magical-like events! You can get these whole set and add to mermaid 7 balloon garland kit.
✓🧜‍♀️ HELIUM SUPPORTED MERMAID BALLOON | PRE-ASSEMBLED GLITTER BANNER | PERFECT SIZE - You’ll enjoy this budget-friendly glittery Mermaid 7th birthday balloons for girls birthday complement. A beautiful Mermaid Birthday Decorations for girls 7 that is also great for playtime. Save your time as you get the letter seven Party banner with mermaid balloons assembled and mermaid birthday 7 decorations are ready to hang at any time. Enjoy with these birthday balloons for girls 7 years old!
✓🧜‍♀️ REUSABLE | STURDY | VERSATILE - These Letter seven Banner with 7 year old birthday decor are made from durable and Grade ‘A’ quality materials, sturdy enough to stand out the long-hours of display and can be used for next year under the sea party favors. Just take it down and keep mermaid birthday party supplies in a safe storage. Great addition for mermaid birthday party decorations, girls 7th birthday party decorations and even rainbow-themed birthday parties.
✓🧜‍♀️ ELEVATE YOUR EXPERIENCE - We are very confident with the quality of ocean party decor with Blue Glitter seven Banner and mermaid birthday party balloons. If you were not satisfied with this happy 7 years old girl birthday decorations for girls we are here to assist you. Embrace mermaid party favors set for 7 year old party and will be able create a fantastic under the mermaid birthday decorations 7 year old girl. Enjoy with 7yr old mermaid balloons for mermaid 7 party decorations.
✓🧜‍♀️ ON-TREND & STYLISH BACKDROP - Organize a perfect Mermaid unicorn birthday decorations for mermaid party decorations 7 years old with this cute Mermaid and Shell Balloons Decor Set as your photography backdrop for your guests’ perfect shots. Blue Glitter seven mermaid baloons and Mermaid Birthday Balloons, mermaid party supplies will complete the setting for under the 7 year birthday decorations girl or mermaid birthday 7th balloon, under the sea birthday balloons,Powered by BRND.ME

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Eiurteao Mermaid 6th Birthday Banner Decorations for Girls, Little Mermaid Themed Happy 6 Birthday Background Sign Party Supplies, Under The Sea 6 Year Old Bday Photo Props Decor for Outdoor Indoor

Eiurteao Mermaid 6th Birthday Banner Decorations for Girls, Little Mermaid Themed Happy 6 Birthday Background Sign Party Supplies, Under The Sea 6 Year Old Bday Photo Props Decor for Outdoor Indoor

✓★ [Large size]: 72.8 x 43.4 inches. The size is large enough to be the highlight of kid's mermaid theme 6th birthday party.
✓★ [Mermaid theme]: Mermaid 6 birthday backdrop is a mixture of purple, blue and teal, dotted with shiny small diamonds. The large diamond number "6", mermaid, seashell, stars and other seabed element patterns form a charming under the sea 6th birthday photo background.
✓★ [Multi-purpose]: Perfect decorations for girls' 6 year old mermaid theme birthday celebration, six birthday underwater theme party, 6th princess birthday party, 6th ocean theme party and other parties. You can hang it indoors or outdoors, such as gardens, fences, walls, rooms, windows, etc.
✓★ [Reusable material]: It is made of high-thick polyester fabric, which is reusable, fadeless, not easy to tear, and can be reused.
✓★ [Installation and use]: Easy to install. There are copper holes on the four corners of the post, which can be hung by using the attached ribbon through these holes, thus saving time for decorating the party.

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Mermaid Birthday Party Decorations , Mermaid Party Supplies for Girls, Serves 10 Including Balloons Backdrop Banner Tablecloth Plates Cups Cake Topper Napkins Tablewares, 211 PCS

Mermaid Birthday Party Decorations , Mermaid Party Supplies for Girls, Serves 10 Including Balloons Backdrop Banner Tablecloth Plates Cups Cake Topper Napkins Tablewares, 211 PCS

✓Mermaid Party Decorations Set: Includes 1 pce tablecloth(54 x 108in), 1 pcs mermaid birthday banner, 75 pcs latex balloons, 4 pcs foil balloons, 1 pcs cake topper, 24 pcs cupcake toppers and 10 servings plates and cups and napkins sets
✓Easy and Quick DIY: When you open the box, the mermaid party set decorations come neatly into view, all you need to do is to flatten the tablecloth, put the tableware on it, hang the backdrop, attach the correctly spelled Happy Birthday banner, inflate the balloons, and then it is easy and quick to set up your party and prepare for the surprises to come
✓Unique Design: The mermaid tableware is a combination of fish tails and scales, with blue pink and purple colours to create a colourful scene, opening the door to a world of underwater fun for your party
✓Quality and Safety: Our plates are printed with food-grade ink, and the napkins are highly absorbent and not easy to lose colour. The balloons have no irritating odour and are friendly to human health
✓Multiple Uses: Our mermaid party decorations are suitable for mermaid themed parties, birthday parties, friends' gatherings, and you can also use them for underwater world interiors and more ocean lover celebrations

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Mermaid 7th Birthday Decorations, Mermaid Birthday Party Supplies 7 Years Old with Balloons, Fringe Curtain, Banner, Under the Sea Cake Topper

Mermaid 7th Birthday Decorations, Mermaid Birthday Party Supplies 7 Years Old with Balloons, Fringe Curtain, Banner, Under the Sea Cake Topper

✓Seventh Year Sea Sirens: Embrace the enchantment of the deep as your little mermaid turns seven with our spellbinding mermaid 7th birthday decorations. Transport your 7-year-old girl to an undersea wonderland where seashells and oceanic hues dance in harmony
✓Under the Sea 7th Birthday Decorations Includes: 51 x latex balloons, 2 x mermaid themed foil balloons, 1 x number ‘7’ foil balloon, 2 x fringe curtains, 1 x glitter banner, 1 x cake topper, 1 x sash, balloon strip, glue dots, ribbons
✓Time-Saving and Convenient: No need to spend hours shopping for individual items. This complete kit has everything you need to match the mermaid styled 7-year-old birthday. Say goodbye to endless shopping and enjoy this all-in-one solution
✓Enjoy the Setup Process: Our mermaid decorations for a girl’s 7th birthday come with an easy-to-follow instruction manual, ensuring that setup is enjoyable. The set is versatile for both indoor and outdoor events, making it an ideal choice for different venues
✓Satisfactory Customer Service: If you need any assistance or have any unhappiness about this purchase, please do not hesitate to contact us. We will try our best to solve the problem in time. This product is from Hombae

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7th Mermaid Birthday Decorations,Pink Blue Balloons Kit Sea Balloon Tail Balloons for Girls Mermaid Party Baby Shower

7th Mermaid Birthday Decorations,Pink Blue Balloons Kit Sea Balloon Tail Balloons for Girls Mermaid Party Baby Shower

✓【Mermaid Party Decorations】 This mermaid 7th birthday party supplies set includes a giant 40 inch number 7 balloon, 2pcs mermaid tail balloon, 2pcs 20 inch sea shell balloon, 2pcs 18 inch round mermaid balloon. Varied design will light up the 1st birthday party for your princess.
✓【Outstanding Material】All the balloons in our mermaid 7th birthday balloon set are made of aluminum foil, which is both sturdy and shiny. It can last for a long time after being filled with air or helium, and is not easy to burst. After your party, you can deflate it for future use.
✓【Easy to Assemble 】Before your mermaid party starts, you just need to take out the mermaid balloon and put it on the straw in the packaging and blow on the balloon, and you can easily obtain the berry party decoration. This mermaid party decoration is the best choice to promote a family atmosphere.
✓【Suitable for Every Occasiin】This mermaid 7th birthday decorations are greatfor your mermaid balloon arch, underwater theme party, baby girl's 1st birthday, ocean theme party, gender reveal,baby showers,first birthday party decoration, anniversary or any other occasions,It will be your most great party decoration.
✓【Feel Secure with Your Purchase】If you encounter any problems,please feel easy to reach us, we promise we will provide you with a satisfied solution.

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7th Birthday Crown Tiara Headband with Mermaid Starfish - Disposable Girls' Birthday Decoration for 7 Year Olds

7th Birthday Crown Tiara Headband with Mermaid Starfish - Disposable Girls' Birthday Decoration for 7 Year Olds

✓7th Birthday Crown for Girls--- This beautiful crown is specially designed for girls celebrating their 7th birthday. It adds a touch of elegance and charm to their special day.
✓Cute Design --- this 7th Birthday hair decoration for Girls is composed of Mermaid and Starfish, sea shell, pearls, those cute thing is welcomed by lot of little girls
✓Detachable design --- This Birthday headband and 7th crown is detachable, in order to avoid of damage on the transportation, the headband is detachable from the 7th birthday crown
✓Comfortable --- the 7th Birthday headband is size adjustable, very easy to wear, Lightweight and no worry about the 7th birthday tiara crown will hurt your girls' scalp, very safe and comfortable
✓7th Birthday Tiara for Girls --- This birthday crown headband is suitable for a 7-year-old girl's birthday party, which can bring more joy to the little princesses and become one of their cherished memories

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Mermaid Birthday Decoration Kit with Balloons & Foil Mermaid Tail Balloons for Girls' Party (Number 7)

Mermaid Birthday Decoration Kit with Balloons & Foil Mermaid Tail Balloons for Girls' Party (Number 7)

✓【Mermaid Party Decoration】Including:1 pcs 32inch large number foil balloon, 1pc mermaid tail balloons, 2pcs 18inch round mermaid balloons, 2PCS 21inch shell Balloons
✓【Hight Quality】 The balloons are made of mylar foil , non-toxic, harmless and durable, can be filled with air or helium, bring you long-lasting fun.A complete mermaid birthday decorations set can satisfy the entire party event at one time.
✓【Unique Design】The special mermaid tail shape and sea shell foil are made of premium materails,It is easy to assemble.The rainbow number balloons record your child’s different birthday every year,make it memorable
✓【Widely Applications】Fit for girls birthday celebrations, under the sea party,ocean theme party,baby showers, and gender reveal, Baby party favor, children's room, home office decor.
✓【Buy With Confidence】 : Because there are dozens colors of balloons, there will be slight color differences due to light problems in different occasions and computer monitor problems. If you are not satisfied with our green and gold balloon, just tell us and we will REFUND THE FULL MONEY BACK with no question asked.

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