SIZE CHART:order a size up would be recommend S: bust 54cm, waist 50cm, hips 60cm, suitable for height 95-105cm M:bust 58cm, waist 54cm, hips 64cm, suitable for height 105-115cm L:bust 62cm, waist 58cm, hips 68cm, suitable for height 115-125cm XL:bust 66cm, waist 64cm, hips 74cm, suitable for height 125-135cm XXL:bust 70cm, waist 68cm, hips 80cm, suitable for height 135-145cm 90% natural neopreneSCR+10% Nylon,High quality and Easy-pull YKK Back Zipper ,suitable for children from 1 to 11 years old boys and girls. Perfect Gift for Your Baby Kids:Keep child warm,Prevent body against reef injuries abrasion and jellyfish stings.Slows body temperature loss from water exposure to defend against hypothermia when swimming or diving. Anti-Scratch and Easy-Pull Design:Full wetsuit easy to put it on and take it off for kids,Prevent your child's back skin from being pinched by the zipper.Suitable for Diving, Snorkeling,Surfing,Windsurfing,Winter Swimming. Natural Neoprene(SCR) Material:Made of 2.5mm top premium neoprene,Breathable,quick drying,light weight and soft on skin.super stretch fabric on both sides increase wetsuits waterproof.flexibility,durability and abrasion resistance.