Flexible Convexity: conforms to body to improve pouch seal & minimize leaks. Easy-View Window: for accurate positioning and observation.  Filter to minimize odors & ballooning. Safe Seal Clipless Closure. Belt Tabs: attach an ostomy support belt for added security. All 10/Bx   #422539-25mm  #422540-30mm   #422541-35mm Latex Free UNSPSC#42312100