Our Ostomy Barrier Rings Are Skin-Friendly Tape Alternatives That Protect And Even Out Skin Surfaces Next To And Around The Ostomy, Fistula, or Wound. Our Barrier rings conform to affected areas by stretching and molding around the stoma or wound. Ideal for those with tape allergies.Can be used in and out of water. Our Medical Ostomy Rings Are 48mm And A Pack Of 10