Product Details SuperMats SuperLock Exercise Mat 74959506604 The SuperMats SuperLock Exercise Mat is a perfect way to add extra cushion while working out. These puzzle floor mats come in packs for four mats and interlock for secure placement without using messy adhesives or tape. These puzzle floor mats are not only great to use in your home gym but also in dog kennels, rec rooms, laundry or utility rooms, and more. For easy set installation, use SuperMats SuperLock Exercise Mat. Features Trim with a sharp utility knife clean with a damp mop Easy to remove Reduces noise Anti-fatigue Ideal for fitness rooms, laundry and utility rooms, rec rooms, and dog kennels Specs Dimensions: 19.5" x 19.5" x 3/8" (each puzzle floor mat) Quantity: 4 per pack