Non-Woven Sponge NS 4x4 2000/Pk 4-ply rayon and polyester blended sponges are soft, smooth and strong. Provide excellent absorbency and minimal adhesion to the wound. Effectively lint-free sponge in a compact package that reduces packing material by 15%. Non-Sterile - Imported. Package of 2000. 4' x 4'. Case of 2000 sponges