THESE ARE VINTAGE FARMHOUSE STYLE SMALL WHITE CERAMIC PORCELAIN W METAL ACCENTS DRAWER CABINET KNOBS. THE KNOBS ARE TRUE VINTAGE AND PRE-OWNED. THE KNOBS HAVE NORMAL SIGNS OFUSE AND WEAR. THERE IS SOME DISCOLORATION, SCUFFS AND SPOTS. THE METAL HAS HEAVY TARNISH AND DISCOLORATION ALL OVER. THE KNOBS MEASURE ABOUT 1 INCH. THE KNOBS ARE PRETTY FLAT, AND MEASURE ABOUT 1/2 IN DEPTH.  THERE ARE NO SCREWS. WHAT YOU SEE IS WHAT YOU WILL GET. PLEASE EMAIL ME IF YOU HAVE ANY QUESTIONS. THANK YOU FOR LOOKING. THE KNOBS ARE SOLD AS IS.