Duro Comfort Anit - Gravity Granite Gray (18x30) Mat - Energy releasing form, stain resistant top surface,retains shape provide supports,anti microbial, anti skid bottom. Duro Comfort Mat features a ¾" thick cushion of Ergo-Foam for relieving discomfort, fatigue and pressure while you stand on hard flooring. Protect your feet, knees and back while you cook, clean or work with these duro comfort floor mats featuring energy-return foam that won’t bottom out like other mats in markets. With beveled edges for added safety, a stain-resistant, non-toxic top surface and a slip-resistant bottom. Duro Comfort mats are designed to reduce fatigue caused by standing for long periods on a hard surface. Fatigue-reducing mats can be made of various materials including rubber, carpeting materials, vinyl, and wood. Duro Comfort Mat is ideal for use in the kitchen, bathroom, laundry room, craftroom and at stand-up desks. Duro Comfort Anti-Fatigue Mat feels slightly firmer than our other mats yet still provides an outstanding solution to standing on hard floors. Featuring an Ergo-Foam core with a polyurethane material top surface, this light-duty foam kitchen mat provides a perfect blend of comfort and support at a great value.