DURABLE MATERIAL - Made of high quality solid brass with a brushed finish for durability Dimensions - Diameter: (25mm), Projection: (31mm), Button Base Diameter: 11/16" (18mm) Modern spherical design - Suitable for most cabinet styles, including kitchen, bathroom, living room, drawers, dressers, or updating some antique furniture. These drawer knobs are the perfect addition to your furniture and they work great. The smooth surface prevents finger injuries and the rounded corners protect you from bumps. feature: Features Perfect to add to your furniture and work well on top. The smooth surface avoids fingerprints and its special anti-oxidant treatment ensures that the product does not tarnish. Easy to install super easy to install, find where you want to install and drill a hole, then pass through the screws on the back of the board and tighten the knob. Versatile Suitable for cabinets, dressers, drawers, closets, wardrobes, shelves, kitchens, bathrooms, living rooms, shelves, dorms and offices in your home. Ideal for decoration.