The McKesson Non-Woven Sponges, 2" x 2" (5.1 cm x 5.1 cm), 4-Ply, Non-Sterile, Poly/rayon blend, are a High-quality alternative to cotton gauze. Appropriate for wound dressing, cleaning, prepping, and scrubbing. Strong and durable. Excellent absorption with virtually no linting. Greater wicking properties than cotton gauze. Single Use Not Made With Natural Rubber Latex. Case of 4000