Premium Skin-friendly Material- The black nozzle of the enema douche is made of medical silicone, which is soft and smooth to the touch, ensure more comfort when entered. PET enema water bottle is non-toxic and ordorless, in line with US health standards. The Adorime enema bulb kit uses innovative electric water spray technology, with 5 holes of water column and 3 spray speeds, from soft to jet. Provide you with hands-free 360 douche cleansing experience. Unlike other common enema Douche without check valve, this enema bulb kit contains 2 one way stop valves to effectively prevent the back-flows of dirty water.