Sur Fit Natura® Durahesive White Ostomy Barrier, 4½ x 4½ Inch, 2¼ Inch Flange, 1¼ – 1¾ Inch Stoma Opening, 1 Box of 10 Diagnostic Testing Epi Lock features a unique patented Two 1 inch urethane Epi Lock features a unique patented 2 strap system * The strap near the elbow supports deeply buried extensors and works with the forearm strap to provide exceptional support and pain relief * The non elastic straps are worn comfortably snug * When muscular force is applied the extensors automatically enlarge causing the straps to tighten * Universal left or right * Measure forearm circumference for sizing * Fits 7 12 circumference * HCPC: NOT COVERED Quick and uniform distribution of exudate into the superabsorbent core The white fabric collar makes this 4½ x 4½ inch skin barrier more flexible Stoma skin barrier with a 2¼ inch flange fits 1¼ inch to 1¾ inch stoma openings