Features:Lightweight and compact emergency water filter system.Removes waterborne bacteria and parasites and reduces turbidity.Purify up to 5000 liters of water down to 0.01 microns.Soft cap protects the straw free from dust and stains.Durable ABS material ensures long service life.Perfect for outdoor adventure emergency preparedness camping hiking backpacking etc.Specifications:Color: Army green / Grey / Green / Army greenGreen / Army greenGrey / GreyGreen (optional)Material: ABS TPR SiliconeDimension: 14 * 3.7cm / 5.5 * 1.4inPackage Size: 14.5 * 9 * 6cm / 5.7 * 3.5 * 2.4inWeight: 120g / 4.2ozfor eachPackage List:Water Filter StrawStyle B:Color: Green/Blue (optional)Material: BPA Free ABSWater Filter size: 128*30mm/5.0*1.2inFilter Capacity: 1000LFlow rate: 550ml/minFilter accuracy: 0.01 micron (minimum)Silicone straw length: 200mm/7.9inWeight: Approx.64.9g/2.3ozPackage List:1* Water Filter1* Carabiner Clip1* Straw