Box of 5 The Dansac NovaLife TRE 2 Piece Ostomy Skin Barrier 3255-15 is a reliable and effective ostomy aid designed specifically for colostomy patients. With a one-size-fits-all design, this product ensures a comfortable and secure fit. Manufactured by Dansac, a trusted brand in the industry, this ostomy bag/pouch provides peace of mind for those in need of daily living aids and medical support. Convex Cut to fit hole 15-42mm ring size 55mm