●Design:The product is made for children and also be used by adult.We suggest the arm bands were blown up about 70% air ,in this way they will feel more comfortable.Two air float design make the arm bands more safer and comfortable. ●Super Comfortable: Soft waterproof plastic fabric is designed for your childs delicate skin. These water wings swim floaties are scratch free and very comfortable to wear with easy on and off use. ●Safety inflatable swimming bands without toxic, perfect tool for learning swimming ●Drum-type arm bands can be perfect adaption to the natural shape of the arms ●NOTICE: All inflatable products have a damage rate which is detected 1‰ -5‰ of the air leakage rate based on 1000.Since it has a 12 month quality assurance, if receiving a leak one, please do not worry and contact us to arrange for you New arm floats, also saving your valuable time for the return operation