SILICONE EYE WASH CUP: The eye wash cup is designed with silicone airbag pressure, and the most comfortable cleaning force can be controlled freely by lightly pinching the air valve. Use an eyecup with eye drops to clean your eyes, remove foreign bodies, relieve eye discomfort and fatigue, protect your eyesight and refresh your eyes. Material: The eye wash cleanser is made of High quality plastic and skin-friendly silicone, transparent eye wash cups do not hurt the skin. Reusable eye wash cup without filler. Smooth edges and won't scratch the eyes, suitable for long time use. INTIMATE DESIGN: The manual air pressure eye wash cup design is ergonomic, the new upgraded size fits the eye socket snugly and closes tightly, you don't have to worry about water leaking when using a squeeze eye wash cup. EASY TO USE: Hold the eyecup firmly with one hand and press the valve of the eyecup with appropriate force with the other hand, so that the eye fluid in the eyecup produces a jet of water to gently rinse the surface of the eyeball. Blink while pressing, rinse several times and repeat with the other eye. WIDELY USED: This simple eye wash cup is very suitable for people who work overtime and stay up late, wear colored contact lenses for a long time, and have makeup residue on their eyes. The mini eye cup is your portable eye wash station, which can easily, cleanly and effectively clean the eyes and relieve fatigue.