Rubbermaid FGA21306WH00 Contains antimicrobial protection, which inhibits the growth of bacteria that causes odors and stains. Withstands repeated launderings without shrinkage, while Loop Ends and tailbanding reduce tangling for like-new performance after every wash. Colorfast fibers will not shrink or fade with repeated launderings. Pre-laundered 4-ply yarn with balanced cotton and synthetic blend.