MATERIAL - Ceramic ; Size: 1.50??? inch diameter and 0.50" inch in depth. Screw Measures 1.75??? inches Long. and Total Length 2.5" Inches. Mix Vintage Ceramic Knobs All our products are exquisitely handmade, one piece at a time, using natural made products. It is therefore quite difficult if not impossible to make identical items. These are absolutely adorable and a great way to reface an existing piece of furniture Give a decorative touch to dresser drawers, cabinets, doors and more with this Ceramic Knob set! Note:Colors can vary due to photographic limitations