Covidien Dermacea - USP Type VII Gauze Sponges are nonsterile, nonwoven gauze sponges made from 100% cotton. They meet USP Type VII requirements and are ideal for use on exudating wounds. The thick material is super absorbent, making it suitable for wound cleaning, wound packing, and debriding. These 4 x 4 gauze sponges provide 16 square inches of wound coverage. Choose from 8 ply, 12 ply, and 16 ply. Available in a package of 200 dressings and case of 20 packages.