Made of advanced Polyurethane material. Odorless, won't affect the taste of the stored water. Outstanding tensile, tear, impact, and abrasion resistance. Highly puncture resistant, durable and flexible. It will not wrinkle, crease or crack. Excellent water vapor barrier with strong chemical resistance. Excellent freeze/thaw ability. Two openings: A fill fitment with cap and drain fitment with faucet (DN40/1.5inch). Foldable, durable, flexible, and re-useable. Easy to store when not in use. Most suitable for storing and transporting water to farms, arid areas, outdoor activities etc. Can also be used as a storage and tranport bags for chemicals and oil. Material: Polyurethane Color: White 300L: Size: 54 x 70 x 50cm Folded size: 27 x 20 x 20cm Weight: 3.5kg 750L: Size: 150 x 100 x 50cm Folded size: 55 x 30 x 20cm Weight: 7kg 2500L: Size: 200 x 160 x 80cm Folded size: 60 x 50 x 28cm Weight: 13.5kg Note: 1. This product is only a water storage bag, without any other products. 3. Due to different lighting and screen settings, the color of the item may differ slightly from the picture. 4. Due to manual measurement, please allow slight difference in dimension. What's in the box? 1 x Water storage bag