The Spalding E-Z Bolt basketball backboard padding is sized for use on 72" rectangular backboards. These pads are constructed of durable molded urethane with a 2¼" wide channel and feature eight bolts for easy attachment to glass backboards. Choose from 12 colors. E-Z Bolt basketball backboard padding meets FIBA, NBA®, NCAA® and NFHS specification and are backed by a five-year warranty.