Material: plastic. Shape: RoundColor:White Knobs size: 1.38×1.10in/3.5x2.8cm. Screw size: 1.1x0.31in/1.37x0.31in. Products include: 4 knobs, 4 long screws,4 short screws, metal washers. Features:-knobs are made of special craftsmanship and adopts the pattern of copper nut inlay, which will be more firm and durable. -Knobs made of plastic have fine workmanship and a very smooth surface. -Knobs are small and compact, with a stylish appearance and a 3D display effect. It is a perfect home decoration product. -Crystal knobs are very beautiful and durable, very suitable for cabinets, dressers, drawers, cabinets, wardrobes. It can perfectly decorate the kitchen, bathroom, living room, study, dormitory and office. -knobs are easy to install, just tighten the screws. (The use of metal gaskets will make the installation firmer)-knobs are individually packaged in groups of 4 and are packaged in a beautiful small box to prevent friction and scratching. Note: We are committed to providing customers with the best quality products and services. If our products are not 100% satisfactory to you, please feel free to contact us. We will return and exchange them unconditionally.