Large Circumference 38-42 * Dry ProTM is the only ostomy protector with the watertight vacuum seal * The Dry ProTM is made of durable high quality surgical latex * Measure around the area of your body where the Dry ProTM will cover * Make sure the protector will fit snug and flush around the skin * 1 year guarantee * The ostomy pouch stays dry and in place * DRYPro Ostomy Protectors will keep your ostomy dry during ANY water activity * Now you can swim bathe shower enjoy hydrotherapy or dive without getting your ostomy wet * Our patented pump creates a water tight vacuum seal that offers protection that cannot be found in modified garbage bag products * Unlike modified garbage bags products our patented vacuum sealed product cannot come off you can�t even pull it off * Plus it�s comfortable to wear and easy to put on * Measure around the circumference at the Stoma or around the waist area