Kneeling Pads feature nonmarring, 1"-thick material stands up to harsh surfaces and is safe for use on delicate floors, too. Closed-cell foam rubber won’t compression set. Silicone-free, nonconductive surface resists petroleum products and other liquids. Cut-out handle for easy transport between jobs. Nos. 156671 and 156672 have a beveled safety edge with orange warning stripes.