It is 6/12 months NOTICE : Due to the overall cutting of the entire fabrics, there is no the same patterns(including toucan, flowers or mermaid patterns) for each baby swimsuit. Care instructions Hand Wash,Line Dry Closure type Elasticity,Snap,Snaps,Zipper Top style Rashguard About this item EXCELLENT QUALITY BABY GIRLS SWIMSUITS: Great smooth material, 82% nylon and 18% spandex，Lining: 100% Polyester. It's elasticity for perfect fit, quick dry, skin-friendly, breathable, comfortable and soft wearing, easy-to-clean and stain resistant. FEATURES: Classical slim Cut One Piece Swimwear with Long Sleeve, pretty secure and comfortable. Three nickel-free snaps installed on the bottom of our swimsuit. The snaps makes it convenient for parents to change diapers for the baby. Back zipper design makes it easier for parents to put on and take off this cute swimsuit.