Size: Knob diameter: 22mm, Height: 35mm. Quality materials: Our cabinet knobs are made of high quality ceramic + Aluminum alloy, smooth, comfortable and perfect. Suits for cabinet, dresser, drawer, wardrobe, door, cupboard. Style up your space: Update your home decor by adding decorative hardware to your cabinets and drawers. The simple addition of knobs and pulls can revitalise the look and feel of an entire room. Retro Design: Retro crack look. Better touch sense, make your bedroom look antique and elegant. Screws Length: 22mm. Please make sure the thickness of your door boards before order.(If your door is thicker or you need longer size screws please contact us)