Girls It's My Birthday One Piece Swimsuit – Buttery Soft UPF 50+ Sun Protection, Quick Dry, Double Layered Front & 4-Way Stretch
Loved by 2,000+ families
Size guide
Buttery soft, UPF 50+ swimwear made for pool birthday parties, beach days, vacations, and sunny adventures. ☀️ 🎂
UPF 50+ Protection
Blocks 98% of harmful UV rays
Quick-Dry Fabric
Dries fast for all-day comfort
Buttery Soft
Premium, gentle on skin
Double-Layered Front
Added comfort and support
4-Way Stretch
Moves with your child
Recycled Fabric
Made with recycled polyester
Make her birthday unmistakable with this bold “It’s My Birthday” one-piece swimsuit. Designed with bright rainbow lettering on a crisp white background, this swimsuit is perfect for birthday pool parties, beach celebrations, water parks, and vacation days centered around her big moment.
Built for comfort and play, this one-piece features soft, stretchy fabric that moves with her while swimming, splashing, and celebrating. The double-layered front offers extra coverage, and UPF 50+ sun protection helps keep her protected during outdoor fun. It’s a photo-ready birthday outfit that parents love and kids feel confident wearing.
Why Parents Love It
• Clear “It’s My Birthday” text so everyone knows the occasion
• Comfortable one-piece design for active kids
• Perfect for birthday parties, beach days, and pool celebrations
• Great choice for birthday photos and vacation memories
Product Details
• 82% polyester / 18% spandex
• Smooth, soft microfiber fabric
• UPF 50+ sun protection
• Four-way stretch for easy movement
• Double-layered front for added coverage
• Quick-drying and breathable
• Printed, cut, and hand-sewn
• CPSIA-compliant materials
Care Instructions
• Machine wash cold with similar colors
• Do not bleach
• Do not tumble dry or dry clean
• Iron on low if needed
• Avoid rough surfaces to help prevent pilling
This “It’s My Birthday” swimsuit is the perfect way to let her shine on her special day—fun, comfortable, and made for unforgettable birthday moments.
Childhood sun protection matters. Our UPF 50+ fabric blocks at least 98% of harmful UV rays where it covers the skin, helping reduce UV exposure during beach days, pool time, and outdoor play. Building healthy sun protection habits early can help lower the lifetime risk of sun damage and skin cancer when paired with other sun safety measures.
Materials
- 75% recycled polyester, 25% elastane
- Fabric weight: 6.64 oz./yd² (225 g/m²)
- Soft, stretchy performance fabric
- Printed, cut, and hand-sewn
Care Instructions
- Machine wash cold with like colors
- Do not bleach
- Do not dry clean
- Iron on low heat if needed
- Hang dry or tumble dry on low for best results
- Rinse after swimming to help preserve the fabric and print