YUYIKES 30mm Diamond Shape Crystal Glass Cabinet Knobs Black 12 Pack for Drawer, Chest, Bin, Dresser, Cupboard (12 pcs of black) 100% glass Imported Can beautify your drawer,cabinet,door and other pieces of furniture Great helper to pull out drawer,cabinets and other furniture Be made of zinc alloy and crystal, shiny, fashionable and charm Come with screw, easy to install Diameter: 30mm; Height:30mm;