This brand new coated (bottom) banjo head by Remo is 11 inches in diameter and a low collar, 3/8 inch, measured from the top of the ring to the top of the head. The upper surface is glossy and the coating is on the underside. It is well suited for 5 string, bluegrass banjo or tenor banjo. Replace your worn head and restore the crispness and brightness of your banjo with a banjo head that is one of the most respected around the world. Please verify your measurements before purchasing. Although this is returnable, why go through the extra expense.