Hollister Adapt - Ostomy Support Belt is a soft, wide ostomy belt that attaches easily to a variety of ostomy bags. Ostomy belts are useful because they help to hold your ostomy wafer and ostomy bag securely in place. Hollister has designed their ostomy belt to be wide enough to prevent rolling. The Hollister Adapt ostomy belt is adjustable so you can get a secure fit. It is available in two sizes, medium ranging from 23" - 43", as well as large which ranges from 34" - 65".