CenterPointLock Skin Barrier with Floating Flange (Convex) is an ostomy flange with a convex shape, ideal for those with flush or non-protruding stomas. FlexTend is Hollister's most discharge-resistant skin barrier and is designed for extended wear. These Hollister ostomy supplies feature the CenterPointLock system to help prevent accidental separation between the barrier and pouch. Features: Convex design for extended wear, Ideal for those with flush, recessed or retracted stomas, Floating ostomy flange for extra support when applying ostomy supplies, CenterPointLock system for secure attachment between the skin barrier and pouch.