They are constructed from durable, and non-toxic, eco-friendly EVA foam which is perfect for trade shows, playrooms, daycare, kitchens, and swimming pools. Each kit comes with 22" x 22" x 1/2" (8 Pcs) interlocking padded tiles for a total of sq ft of coverage. These are a great addition to your home gym and provides you with a comfortable spot to do floor exercises such as gymnastics, tumbling, wrestling, yoga, and more! The interlocking system easily locks and comes apart, so you will no longer have trouble transporting the mat to and from gymnastics or sporting Features: Each square Comes with 2 borders Durable EVA Foam Flexible and Shock Absorbing Steel Plate Pattern Top Flat, Smooth Underside Convenient interlocking Design Easy Pick Up and Storing Waterproof Wipes Clean Specifications: Each mat measures: 22'' x 22'' x 1/2'' Set of 8 Mats Covers 25.68 sqftEach mat measures: 22'' x 22'' x 1/2'' *Covers 25.68 sqft (8 pcs)Durable Flexible and Shock Absorbing EVA FoamNon-toxic and Eco-friendly. Steel Pattern Grip Top. If you are using on top of hardwood flooring use carpet tape for grip on the bottomExcellent for tumbling, exercise programs, Pilates, stretching, yoga, martial arts, gymnastics, day care activities, and many other usesPerfect for Yoga Studios, Trade Shows, Playrooms, Daycare, Kitchens, and Swimming PoolsRainforest 25.68 Sq Ft EVA Foam Floor Mat Interlocking Exercise Gym Flooring Black Color 1/2" thick, size: 22" x 22" each mat , total : 8 pieces