[Compatible with pressure washer] The 3-meter self-priming water inlet hose efficiently pulls water without requiring pump. This suction hose kit is compatible with Karcher K2-K7 series and Bosch AQT series high-pressure cleaning machines. [Three-layer hose 3 layer] Made from sturdy plastic. Surface wear layer made of PVC, The middle layer is made of fiber mesh to increase the tensile strength of the hose.The inner layer is made of rubber for increased durability. Not easy to tangle/knot. [ 50-micron filter] The filter made of stainless steel wire and with a mesh density of 50 meshes, can effectively filter impurities and protect the washer. [Easy to connect] Simply connect the filter manually without using tools, then connect the quick coupler to the washer body, giving you all the essentials to start your high-pressure washing tasks without delay [Easy to connect] Simply connect the filter manually without using tools, then connect the quick coupler to the washer body, giving you all the essentials to start your high-pressure washing tasks without delay