Superfoam Comfort takes comfort and ergonomic support to the next level. Its made from a full ¾ thick softer PVC/ Nitrile rubber foam blend that offers greater resistance to a variety of chemicals, cutting fluids, greases, oils and animal and vegetable fats. The high-density materials in Superfoam Comfort incorporate millions of tiny closed cells that wont absorb liquids. It's extreme comfort and lightweight make it the perfect mat for use in areas where mats are regularly moved for cleaning.