1) Certification: CE/CU, FDA, SGS 2) Capacity: 2.0L,2.5L, 3.0L 3) Feature: Eco-Friendly 4) Easy to drinking water 1. Water bladder Material: EVA,PVC,PE,TPU Capacity: 10L, 15L,20L MOQ: 1000-3000pcs2. It is with high quality, like tensile, 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. ...