1. Flexitank: PE Liner Multi layers,adopt standards of Kosher, HALAL, high strength modified PE, PP Cloth 1 or 2 layers,high strength, wearproof woven cloth; 2. Valve: 4'' Butterfly or 3 Ball valve,High strength nanometer; 3. Automatic air vent: It releases air and seal liquid automatically to ensure the transport safety; 4.Cardboard: Strong heavy cardboard, L2.4m*H1.7m; 5.Steel Bars: 5cm*5cm*L2.4m, thichness 2mm 6. Corrugated Paper: W1.40m*L28m 7. Other Accessories: Plastic Valve Suppoter, Paper Tubes, Small tool bag etc.