20 TILES COVER 19 SQ. FT: Include 20 tiles. Each tile measures 12”L x 12”W x 7/16”thick – Measure thick from the highest point of the texture. The borders can be easily removed and attached as you like. DURABLE & NON SLIP: The non-skid textured & shock-absorbing surface provides a soft feeling when exercising on, best for comfortable workout area – a combination of high-density EVA foam mat & exercise mat for excellent support and cushion EASY ASSEMBLY: Lightweight puzzle pieces can be connected and disassembled easily in less than 5 minutes. Great for home gym, fitness gym, garages coverage or children’s play areas PROTECTIVE WORKOUT FLOORING: Give yourself shock-absorbing comfort when doing Yoga, Pilates, or weightlifting our Interlocking Mats can also be used to create a soft & anti-slip floor while camping or playing EASY TO CLEAN: The water-resistant & noise-reducing design is easy to clean. The moisture-resistant technology & high-quality material make the mat easy to wash with soap & water