Flower Cabinet Knobs Crystal Ceramic Knobs  Knobs Diameter Of each Knobs – 1.75″ (inch) Round Depth Of each Knobs – 1.5″ (inch)  . Note – The Brass hardware required to install comes standard with each knob. Installation Process Of the Knobs  The wide variety allows you to accessorize to your hearts content. Product Type- Ceramic Handmade Drawer Pulls / Knobs With Chrome Hardware