Silver Calcium Alginate Dressing, 4" x 4", Sterile, Latex Free 10/bx (999611)Latex free, sterile, silver containing calcium alginate dressing composed of soft, alginate textile fibers, CMC and ionic silver complex . Release silver ions in the presence of wound fluid and protect dressing from microorganisms. As wound fluid absorbs into the dressing, it forms a soft, non adhering gel to help promote the healing process while maintaining a moist environment for optimal wound management.