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