4-by-6-foot mat made of high-density PVC; ideal for placing under a home-gym treadmill or an exercise bike Helps protect floors and carpets from the impact of heavy equipment Creates a clean, optimal workout space Also works well for step-aerobics or as a general aerobic mat; sleek black color for easy coordinating Measures 72 by 48 by 0.2 inches (LxWxH); weighs 8.2 pounds; backed by an AmazonBasics 1-year limited warranty