Chenille Microfiber computer duster /brush 1,size:8x11cm 2,packing:1pcs/color card /opp bag ,100 pcs/ctn 3,usage: keyboard et Chenille Wash Mitt* super soft microfibre material (80% polyester + 20% polyamide).* use for office, home* can be used wet or dry.* machine washable & reusable.* hand wash at 30 centigrade, don't use bleaching products neither softeners, don't iron and neither use dryers.