Best Birthday Bikini Sets for Girls of 2025

The Girls Floral Tankini Set is a delightful three-piece swimsuit designed for comfort and style. Made from 82% polyester and 18% spandex, it offers a soft and breathable fit, perfect for all-day wear. The adjustable spaghetti straps and detachable chest pad provide a customisable fit, ensuring you feel secure and at ease. With a high-waisted cover-up skirt included, you can enjoy full coverage while looking fashionable at the beach or pool. This set is versatile enough for various occasions, making it an ideal choice for holidays or birthday gifts.

The Arshiner Girls Bikini Set is crafted from a blend of 85% polyester and 15% elastane, ensuring a soft and comfortable fit for your child. Its stylish design features adjustable straps and a removable non-supportive bra, providing convenience and fit as they play. The three-piece set includes a tankini top, bikini bottoms, and a swim skirt, creating a chic look for beach outings. Perfect for summer activities, this set makes your child feel both elegant and confident while swimming.

The DUSISHIDAN Girls Bikini is perfect for summer fun, offering stylish swimwear for girls aged 5 to 15. With effective UV protection of UPF 50+, you can enjoy sunny days at the beach or pool without worrying about harmful rays. This two-piece design is both fashionable and practical, making it a great choice for birthday gifts or summer parties. Additionally, by following the care instructions, you can maintain the swimsuit's elasticity, ensuring it lasts for many water adventures.

The Naiyafly Bikini Set is designed for teen girls, featuring a trendy U-shaped neckline and adjustable shoulder straps for a perfect fit. The removable chest pads offer comfort while the high-waisted bottoms with drawstring detail provide tummy control, ensuring you feel confident. Made from a soft blend of nylon and spandex, this swimwear is breathable and stretchy, allowing for easy movement during activities like swimming or beach games. With various sizes available, you can easily find the right fit for your child.

The Allmeingeld Sunflower Bikini is a perfect choice for young girls who love playful swimwear. Its lightweight and breathable fabric ensures comfort, making it ideal for warm days at the beach or pool. The adjustable straps on the top provide a customised fit, ensuring your little one feels secure while enjoying water activities. With its vibrant and cute patterns, including sunflowers and mermaid designs, this bikini set is sure to delight. Plus, it dries quickly, so your child can move from swimming to playing without a fuss.

The DUSISHIDAN Bikini Set offers a delightful swimming experience for girls aged 10-12 years. Made from 84% polyester and 16% spandex, the high-quality material ensures a soft, non-itchy feel, perfect for sensitive skin. The vibrant floral print and tiered ruffle trimmings create a flattering and cute look, making your princess feel special. This versatile swimwear is ideal for beach holidays, poolside parties, or even gymnastic activities, providing both style and comfort for every occasion.

The Arshiner Girls Bikini Set is crafted from soft, comfortable fabric that is non-scratch and quick-drying, ensuring your little one can enjoy water activities without discomfort. This three-piece swimwear includes a bikini top, a beach skirt, and two types of bottoms, allowing for versatile styling based on your child's mood. The adjustable shoulder straps and ruffle sleeves provide a perfect fit as your child grows. An adorable bow on the swim skirt adds a charming touch, making it a delightful choice for any beach outing or pool party.

The XIATANG Bikini Set is crafted from a soft cotton blend, ensuring comfort and moisture retention for your child during hot summer days. With its stylish design, this swimsuit is perfect for beach outings and pool parties, allowing for easy movement and play. The set is machine washable, making it convenient for busy parents to maintain. Additionally, it comes in a range of sizes suitable for 8 to 14-year-olds, ensuring a great fit for your growing child.

The Adigau Girls Bikini Set is designed for comfort and style. Made from a blend of 82% polyester and 18% elastane, this swimsuit is quick-drying and lightweight, making it ideal for active kids. The adjustable straps and removable pads provide a perfect fit, allowing your child to enjoy their summer activities with ease. Additionally, the ruffled skirt offers extra privacy and freedom to play, perfect for beach days or pool parties. Your little one will stand out and feel confident in this vibrant swimsuit.

The SHEKINI Girls Bikini Set is designed with comfort in mind, made from soft fabric that is gentle on delicate skin. The high neck bikini top features a stylish twist detail at the front and adjustable halter straps, ensuring a secure fit. The high-waisted bikini bottoms offer a lovely floral pattern along with medium coverage, perfect for a day at the beach. This set is ideal for various occasions, such as beach parties, vacations, and photo shoots, making it a fantastic gift for your girl.