Material: Constructed from iron with a rust- bronze finish. Design: Compact size with a disc diameter of 21mm; each knob measures 37x27mm. Compatibility: Fits most cabinets, drawers, dressers, wardrobes, bookcases, and more. Installation: Easy to install with included screws; compatible with standard furniture. Durability: construction maintains appearance and function over time., Manufacturer: NAQZRXPML