good stickiness good to skin no allergy 1pc/ blister packing Product Details: This Ostomy barrier rings,has two specifications,one is 2mm,the other is 4mm thickness;and it’s mainly used for skin around stoma hollowing and wrinkle,prevent the leakage well. Specification: 1.Mainly it’s mainly used for skin around stoma hollowing and wrinkle,prevent the leakage well. 2.Good stickness ,friendly to skin; 3.Flexible, easy to wear and remove.