neoprene COMFORTABLE FIT: full body kids wetsuit made with 2.5MM premium neoprene to give you a flexible and comfortable fit, especially shark-skin like section in chest effectively reducing water resistance and increasing buoyant, offer your kids a wonderful swimming and diving experience (NOTE: This wetsuits may a little bit tight when it's dry in your first try, and it will be suitable in the water) PERFECT PROTECTION: With full body and long sleeve design, this one piece wetsuit kids swimwear is UV UPF 50+ sun protection to avoid children's skin burns, with thermal materials to keep your child warm and prevent body against reef injuries abrasion and jellyfish stings, allows your kids have a longer funny time in water WIDE APPLICATION: Slip-on design with back zipper for easy on and off without parents help, excellent stretch provides your kids a free movement without restriction, let your kids swim as free as a fish, wonderful for beach, snorkeling, swimming, scuba diving, surfing, sailing, kayaking, canoeing, rafting, paddling, wading, water sports, perfect gift idea for kids FULL COVERAGE: please choose the size according to your kids body figure sizes and reference to our size table image, However, due to everyones stature is difference and measuring tolerance 1cm allowed.