SPONGE, IV DRAIN 4"X4" STR (25/BX 12BX/CS) KENDAL Drain Sponge is made of a synthetic blend of rayon and polyester that helps provide fast wicking action and superior absorbency The unique pre-cut T-slit conforms snugly around drains, catheters, chest tubes, I.V.'s and tracheotomies WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov