Description:Our emergency water filter improves the smell and taste of water, ensuring the safety of your water and providing you with a better outdoor water experience. Survival Water Filter Straw is suitable for camping, hiking, fishing, boating, scouting, climbing, hunting, fishing, leisure. Instructions:1. They absorb water through their mouths, swirl after use, and close the lid2. It can purify up to 1000L of water, once it reaches its service life, the straw will be blockedHot Tips:(1) Then spit out the first absorbing water(2) Please do not collect salt water or chemically contaminated water(3) Do not put into the microwave oven(4) For a longer life, please try to choose water with fewer inclusionsSpecification:Name: Emergency Water FilterMaterialMaterial: ABS+PEProduction Material: ultrafiltration membrane, activated carbon, silver particlesDimensions: Approx. 6.88" x 1.18" / 17.5cm x 3cmColor: Green, BluePacking List:1 x Straw Filter1 x Water Filter1 x CarabinerNote:The size in the picture is manual measurement, there will be a slight error, please refer to the actual product. Due to the lighting effects and shooting angles, there is a color difference in the product, please understand.