Bioviva is a cellulose-based, bacteriostatic hemostatic gauze dressing made from oxidized, regenerated cellulose derived from plants. (Surgicel Comparable) Bioviva absorbs blood and immediately transforms into a viscous gel, sealing the extraction site, filling wound voids, sealing capillary ends, and activating the clotting system to assist the body in stopping bleeding. Individually Packaged (Blister Pack) Dual Dressing Per Each Blister Pack Sterile Soluble NOT made with animal gelatin 20/bx