PRODUCT DESCRIPTION:¡ñCOLOR:black¡ñMaterial: Silicone¡ñKeyboard Size:447*178*29mm.¡ñWeight:550g.¡ñSun Key:3Color Change Button.¡ñSystem requirements: WindowsXP/Vista/7/8、 USB ports. ¡ñSpill-Resistant Design.¡ñcomputer connection: WiredSHIPPING:ship your order within 24 hours once your payment is confirmed.DELIVERY:for the united states、 it will take around 10-15 days to arrive after shipping、 it depend your shipping address and customs clearance、 it will take more days to arrive Europe countries.