Features of the Omnisorb II Nonwoven Sponges, Non Sterile: Nonwoven Sponges feature 4-ply rayon/polyester blended fabric with a closed weave for maximum absorbency. Packed in 25 bags of 200. With one of the largest catalogs of medical, surgical and diagnostic supplies available online, Medex Supply can accommodate your facility's needs for Wound Care. Sponges can be found in our extensive online collection of products from globally recognized and trusted brands, including Tidi. An excellent option to consider is the Omnisorb II Nonwoven Sponges, Non Sterile, 4 Ply.