Lumex 18" PVC Knock Down Shower Commode Chair service They effectively protect scrapes and Window Stickers They effectively protect scrapes and cuts while the non stick pad absorbs drainage These tourniquets are a one handed operation removable mesh back support is standard on all shower chairs• Available in 3 anti bacterial mesh or anti bacterial solid vinyl colors• Ergonomic curved arms provide support without sharp edges and include anti slip handgrips for added safety• Threaded stem casters for additional safety• One year limited warranty on PVC frame six month limited warranty on all other materials• Clamp Joint Bracket Locking System is made of high grade impact plastic and stainless steel• No sharp edges• Will secure pipe and fittings 100%• No tools required• Extensively tested• Patent pending on clamp joint bracket