Nonsterile 100% Cotton Woven Gauze Sponges Sponges, Gauze: Woven Nonsterile Gauze Sponges, 12 Ply, 4" x 4" • Nonsterile, 100% cotton, woven gauze sponges are ideal for wound dressings, wound packing and general wound care • "C fold" design helps minimize loose threads and lint • Easy-open envelopes are carefully sealed to prevent the intrusion of dust and contaminants