Four levels of physical filtration for safe outdoor drinking ABS material, , high-temperature resistance, more practical and not easy to damage Strong adsorption, plus large contact area for water, making your drinking process easy and effortless UF filter core, highly efficient removal of small impurities to remove large particles, residual impurities of sediment and rust, while retaining beneficial mineral elements Multi-layer filter straw to improve water quality Simple outdoor design, and small size, portable and easy to store Filtration life: 5000 L Filtration accuracy: 0.01 Micrometre (minimum) Application temperature: 32 °F - 90 °F Colour:ArmyGreen Material:ABS Package Contents: 1 x Outdoor Water Filter Set 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.