【Advanced Memory Foam】Elbow pads made of superior memory foam. High-rebound, will not easily deform and provide greatest comfort after tired work. 【Anti-slip Bottom】Silicone non-slip particles on the bottom, perfectly sticked to the chair armrests and do not easy to slide. 【Invisible Zipper】Concealed zip at side, easily unzip the cover and throw it into your washing machine for cleaning, and does not affect aesthetics. 【Universal Adjustable】Magic sticker with adjustable straps, cutable, enough length to fit different chair, universally suitable for office home chair, dining chair, wheelchair, gaming chair…… 【Multifunction】The armrest pads can be used on the arm of an office chair, a computer chair and wheel chairs, also can be used as a keyboard wrist pad, elbow pad……