[Material]: crystal glass and aluminium alloy [Size]: Diameter: 30mm; Height: 30mm; Screws length: 25mm [Easy to Install]:Locate the position where you want, then drill a hole in the board. Then perform the screw from the back of the board and tightly screw it to the button. [Excellent Decoration]: The crystal drawer knobs shine in the light and make splendid visual effects in the room , so as to liven up the room and make it elegant. Being beautiful, practical, and economical, the small glass knobs has been popular for decoration. [Wide Application]: Ideal for cabinet, chest of drawers, cabinets, cabinets, bookcase in your home, kitchen, bathroom, living room, library, dorm and office. Product description Item Package Quantity:10 Specification: Color: Clear Features: - New way to liven up a dull kitchen, bring new life to old furniture - Being beautiful, practical, and economical, they are perfect for your furniture. - You can use these knobs for the wardrobe door, drawer door,