Richmond Cotton Filled Exodontia Sponges Case 300311 by Richmond Dental GROUP: Dental Merchandise:Disposables:Sponges Item Description: Cotton Filled Sponge, 3" x 3", 4-Ply, Non-Sterile, 200/slv, 20 slv/Case Packaging Desc: Sponges Cottonfilled 3X3 4Plyns 200/Slv 20Slv/Case Country of Origin: CN Harmonized Tariff Code: Product Description: This variety of sponge looks similar to the all-gauze variety with its cheesecloth-like outer layer, but it contains an inner layer of 100% pure cotton. The cotton center provides greater absorbency, as well as additional patient comfort.