Esteem synergy Adhesive Coupling Technology Closed-End Pouch. The Esteem synergy ostomy system features an innovative Adhesive Coupling Technology. Instead of plastic rings, a foam adhesive allows the pouch to be securely attached to the skin barrier on a clear plastic Landing Zone" flange. The result is a low profile, flexible, two-piece system. Pouch is designed for single use. When ready, you simply remove the pouch, place it into a disposable bag, then discard it.