Beauty that is more than skin deep! If your rescue scenario demands that you pull your litter across snow, ice, rock or anything abusive and rough, this is your solution. Simply attach the Pro Skin to your Professional Series Litter and you are ready for action. Constructed of a proprietary blend of super durable Hi-Density Poly with easy on/off attachment points.  So tough in fact that they use this stuff to line the boards in hocky rinks!