... water tank is suitable for drinking water,milk and juice,etc. Item name:folding and onion shape potable water tankMaterial:food grade ... ,black,etc.Capacity:40 liter Application: store drinking water,juice,milk,beverage,and so on. Futures:1. Light weight, easy operation ... have excellent ability against air leakage,and TPU water tank is suitable for drinking water,milk and juice,etc. **OEM orders are ...