It is meant to cut through gelatinous substance only not paper or plastic

Special Original Flat Panel 5" Support Belt Right Medium 2-7/8" x 3-3/8" Center Opening Regular Elastic

Nu-Hope Laboratories Nu-Flex™ One-piece Post-op Urinary Pouch with Flutter Valve 7/8" Opening Round

Smith & Nephew Opsite™ Flexifex™ Transparent Adhesive Film Dressing 4" x 4-3/4"

between one and two minutes after dipping

Hi-Pockets Adult 18 oz Urine Pouch Pre-Cut 1-1/" Opening 5" Foam Pad, Convex Sold By:Box of 10 It is meant to cutHi Pockets Adult 18 oz Urine Pouch Pre Cut 1 1 " Opening 5" Foam Pad, Convex. Opaque Front Conceals Urine and Stoma, Backside Clear.