【Trendy Criss-Cross Design】This girl classic bikini swimsuits features a fashionable twist-cross detail at the chest, adding a playful yet chic touch. Inspired by tropical Hawaiian prints and available in both solids and patterns, it offers a stylish look that’s perfect for fashion-forward teens. 【Soft & Skin-Friendly Fabric】Crafted from a blend of 82% nylon and 18% spandex, the material is breathable, stretchy, and quick-drying. Designed to be gentle on the skin, it ensures all-day comfort whether swimming, playing, or relaxing under the sun. 【Tween Size designed for Growing Teens】Specifically tailored for girls ages 9–16, the swimwear provides a comfortable fit that adapts to developing bodies. With sizes available for different age ranges, we recommend checking the size chart to find the perfect match. 【Vibrant Color Options】This bikini swimsuit available in a range of shades including black, blue, green, rose red, and purple, with solid , color block and printed bottoms. The modern two-piece style balances coverage and flair, letting teens express their personal style with confidence. 【Versatile for Every Summer Occasion】Ideal for pool days, beach vacations, hot spring, summer parties, or photoshoots, this bikini set blends fashion and function. It’s the go-to choice for teens who want to feel stylish, supported, and ready for any adventure. Age----------Bust----------Waist----------Bottoms Lengthen 9-10Y----------58cm/23.67"----------55cm/22.44"----------47cm/19.18" 11-12Y----------62cm/25.30"----------58cm/23.67"----------50cm/20.40" 13-14Y----------66cm/26.93"----------61cm/24.89"----------53cm/21.63" 15-16Y----------70cm/28.57"----------64cm/26.12"----------56cm/22.05"