Amazon.com: LifeSpan Fitness Exercise Equipment Large Black Mat for Under Treadmill, Rowing Machine, Elliptical, Fitness Equipment, Home Gym Floor Protection, 96" x 40" : Sports & Outdoors
Amazon.com: Marcy Fitness Equipment Mat and Floor Protector for Treadmills, Exercise Bikes, and Accessories Mat-366 (78" x 36" x 0.25" Thickness) , Black : Everything Else
Rubber-Cal Treadmill Mat 3/16 in. x 48 in. x 90 in. Black Heavy-Duty Fitness Equipment Mat 03_101_WABD_07.5 - The Home Depot