Medi-Pak Performance Plus Gauze Sponges. 4" x 4" (10.2 cm x 10.2 cm), 12-Ply. Sterile. 100% cotton. Appropriate for wound dressing, cleaning, prepping, or packing. Reduced linting. Packed in sturdy tray with easy-to-open lid. Single use. Not made with natural rubber latex.