Product Description Constructed of 1' or 2' wide panels that fold accordion style every 2' for easy storage. The inside filler is 1-3/8" thick X-linked foam, covered with a 14 oz. nylon reinforced vinyl for long wear and textured for positive footing. Two inch wide Velcro fasteners are on each end so mats may be joined securely end to end for larger areas. Available in solid royal blue or rainbow colors. Solid blue mats are constructed from 1'panels. Rainbow color mats are constructed from 2' panels.