104 Keys Whisht voice,Waterproof,Computer Keyborad Detailed Product Description 1) Adopt high quality elastic silicone material, excellent feeling of keystroke reaction, reflect quickly 2) The keystroke life is above 10 million times 3) The keycap is like laptop keycap ,X-structural design, feel comfortable. 4) Laser engraved character, to keep the characters from fading and extend lifetime of keycaps 5The waterproof designs ,can prevent water into the keyboard and avoid short-circuit. 6) Special mute function, construct a peaceful work environment. 7) The key core is a slip design, extension service life, the hand feeling is comfortable.