Description Provide maximum comfort and protection using The Excilon Sponge 4x4 6 ply St *sp by Covidien (Kendall). They are impregnated with PHMB (Polyhexamethylene Biguanide), a powerful yet safe antiseptic that has a broad range effectiveness against gram positive and gram negative microorganisms including some multi-drug resistant strains such as MRSA. This exciting new product provides healthcare facilities a low cost, prophylactic method of treatment without changing nursing protocol.