A critical item for any martial artist, the Century(R) Reversible Puzzle Sport Mat lets you change the color of your mat by simply turning it over. This reversible mat is constructed of durable, easy-to-care-for foam rubber for long-lasting performance and protection for both you and your floors. Each mat interlocks through a puzzle-edge design for easy assembly and a smooth surface. FEATURES: Made of durable, easy-care foam rubber Reversible, two-color design Mats interlock with puzzle edges for easy set up and take-apart Dimensions: 40" length x 40" width x .75" height Manufacturer's warranty: 90 days Style: 15292-609, 15292-610 For additional information relating to the Manufacturer's Warranty, please contact 1-800-654-4701.