100% new and high quality. Made ofhigh quality material, and practical to use. This professional water Bladder Bag is made from high quality PEVA Material, safe to use. Strong hydrolysis resistance, properties, high strength, & reusable water bag for long lasting use, economic and eco-friendly. Foldable design, easy to be put into pockets, backpacks or briefcases. Perfect for hiking, climbing, riding, cycling, climbing, field exploration and other outdoor activities. The inlet water diameter is 4.3cm Note: Water temperature limit: -20 to 50, prohibit Fill juice, milk, wine. Capacity: 2L Colour:Green Material:PEVA+EVA Package Contents: 1 x outdoor Drinking water bag Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.