Features: The water filter coupler kits ensures safe outdoor hydrations by efficiently removing impurities, and contaminants from untreated water sources. Featuring multiple connectors and plastic construction, this versatile kits seamlessly integrates with most water filters and hydrations systems. Designed for adventurers, backpackers, and survivalist needing access to clean drinking water during extended wilderness expeditions. Optimize water purification at mountain streams, campsite faucets, or emergencies water supplies with quick connects compatibility across devices. Easy installation enables instantly deployment between water sources and filtration units, ideal for backpacking setups. Specifications: Component: Plastic Size:Approx. Lid:2.8x2.01cm/1.10x0.79inch Gasket:2.5cm/0.98inch Package Includes: 1Set Water Filter Coupling kits note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you will not mind before you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color about the item.