Chest Seal Halo™ 8-1/2 X 12 Inch 1 per Pack Pouch NonSterileThe HALO Seal is an occlusive dressing with an aggressive adhesive that is durable and easy to use, while performing on injuries with excessive bleeding, heavy perspiration, and in a wide range of operational environments with minimal adhesion loss Retains effectiveness when folded or crushed Highly effective medical grade hydrogel that allows the Halo Seal to stick in wet, bloody, sandy, or harsh environments Features scrim, a non woven material that