One-Piece with zipper design makes it SO EASY to Put-On and Take-Off Rated UPF 50+ ... Blocking more than 97% of the sun's harmful UV radiation.. All protection is from weave of fabric and NO zinc or chemicals are added to the fabric 4 Way Stretch , Quick Dry, Soft touch, Cartoon Fashion Print Perfect for swimming pool , beach, resorts, water park and other water activitices Recommended hand wash in cold water,no bleach, hang dry Material: Polyamide, Elastane Set include:1 pcs boys swimwear KEEP YOUR CHILD PROTECTED FROM HARMFUL UV RAYS!!! fashion style,good quality and comfortable wear,best gift Size:the suggested age is just for your reference, please check the measurement to make sure it fit for your Kids . The size is measured by hands, please allow minor error of measurement