1.Made of 100% soft silicone 2.Free of dust, dirt & liquid,durable 3.Logo printing is available waterproof silicone keyboard cover/ laptop keyboard skin : 1,Material: Silicone 2,Thickness:0.15mm 3,Packing: bulk packing 4,MOQ: 5000pcs 5.size: 31.5-14CM ( fit the size of computer 12-15 inch)