Dura Fast 40 Pickle-ball® is a seamless one piece ball with two different size holes and pattern drilled. This ball is the orignial outdoor ball and has been arounds for many years. It is the official outdoor ball for the USAPA Nationals. PRODUCT FEATURES Developed specfically for the game of pickleball Traditionally used outdoors Can also be used for baseball and softball training drills Over time pickleball's can crack, there are no refunds or exchanges on balls Package of 6 balls Color: Yellow Pickle-Ball Inc. PB-DURAFAST40-YLW-6pk