Say bye-bye to messy floors with the Mess Less Cup by Polly's. The perch has an easy on and off cup, designed to reduce the mess on your floor. This is easily accomplished by centrally locating the cup in your bird's cage. The perch is designed to be comfortable by providing a secure non-slip gripping surface. The non-porous surface is easy to clean.  Cleaning Instructions - place the cup on top shelf of dishwasher. DO NOT place perch in the dishwasher; it washes easily with soap and water.   Large Long is a 20" Perch with a 1 3/8 " diameter and 20 oz. cup.