Package Includes: you will get 2 pieces of exercise floor mats for home gym, compatible with Model D Concept 2 rowing machine, different in sizes, ideal to be put under the machine Standard Size: one of the mat is about 28.3 x 8.7 x 0.12 inch, and the other is about 17 x 6 x 0.12 inch, the gym floor mats are suitable enough to fit the front and the back support points of the rowing machine Reliable Material: made of high density PVC foam, the gym equipment mat is smooth and sturdy, nonslip and waterproof, easy to clean, providing a layer between the machine and the floor, protecting your fitness equipment and floor surface from scratching Anti Slip Design: the foam gym mat can be placed on the floor steadily, so it will not slip when you exercise, allowing you to have a nice and safe exercising experience; The mat is smooth, it will not leave any residue on the floor after use Easy to Store: the fitness mats for home gym equipment can be rolled up when not in use, so they