Reversible buckle by pull and twist the buckle to the side of the belt you like shown. Black comes with smooth black reverse to alligator black Tan comes with smooth tan reverse to alligator tan Width is 1" or 25 mm Material is quality leatherette with faux alligator print. Measurement as follows: S: Start of leather to middle hole 30",to the tip end(total length) is 36" M: Start of leather to middle hole 34",to tip end(total length) is 40" L: Start of leather to middle hole 38" to tip end(total length) is 44"