Buchanan-Lite Stoma Protector, Small, White, 5.5" x 4.5". Features include: Ezi-Tie adjusters, Lightweight construction, Layered formula – breathable polyester outer layer non-woven fabric for real filtration, Inner layers – microfibres – dedicated respiratory device material, The microfibre layer delivers high performance filtration and heat moisture characteristics and Soft to touch material.