The ‘MultiPly Non-Woven Rayon Poly Sponge – 300639’ is a high-quality, non-sterile medical sponge. It measures 4” x 4” and is made from a blend of non-woven rayon and poly materials, providing excellent absorbency and durability. The sponge is 8-ply, ensuring it is thick and strong enough for a variety of medical uses. Each sleeve contains 100 sponges, and each case contains 20 sleeves, making it a cost-effective choice for medical facilities. Please note that this product is non-sterile.