Woven Non-Sterile Gauze Sponges are USP Type VII cotton sponges that are ideal for wound dressings, wound packing and general wound care. A strictly controlled manufacturing process assures clean, debris-free packing with folded edges to prevent unraveling. These sponges are in easy-open envelopes that are carefully sealed to prevent the intrusion of dust and other contaiminants. Sponge size: 4 x 4 inches. 16-ply.