Product use: drawer cabinet wardrobeMaterial: crystal glassSurface treatment: polished electroplating2. Comes with metal screw, easy to install these cabinet knobs.3. drawers knobs, cute and smooth, simple but elegant.4. These knobs can help you update your Kitchen Door Cupboard Cabinet Drawer.Applications:Suitable for drawers, vanity desk, dresser, cupboards, chest, nightstand, bifold doors, mirrored furniture, bathroom cabinet, bedroom closet kitchen cabinets, etc.. Update your kitchen cabinets, children's room or bathroom vanities with these knobs.Notice:1. Please allow a 1-3mm error due to manual measurement. Pleasemake sure you do not mind before ordering.2. The color may have a difference as the different display, please understand.3. Do not use corrosive liquids to clean the surface. Wipe with a soft cloth.NOTE - If there is any quality problem with our products or you haveno idea how to install, please contact us we will try our best to help you.