Marcy Fitness and Utility Mat SIZE & DESIGN: Made from a high-density material that absorbs impact High-impact 1/4" Poly foam structure measures 36" x 60" reducing shock and jarring to joints/ligaments Ideal for turning any room into fitness rooms and protect expensive hardwood floors Can be used in home gyms, play rooms and workshops Reduce noise and vibration caused by treadmills, climbers, and steppers as well as providing protection between fitness equipment and hard surface