... Feature: Eco-Friendly 4) Easy to drinking water 1. Water bladder Material: EVA,PVC,PE,TPU Capacity: ... tearing, adhesion strength3. Eco-friendly to hold drinkable water, as well as applied in shoes, medical equipment ... .4. The ether type is good for water bladder.5. Different specs like thickness or weight ... boxWe are a special manufacturer of water bag, solar shower, water carrier, hydration bladders.