Specifications include, but are not limited to: WALK MATS . Carpet pile shall be 100% Virgin Nylon, heat-set and twisted . Resilient yarn traps dirt beneath the surface . Textured rubber backs that resist slippage on floors . Available in a variety of colors and sizes . Sizes required are 3 x 5, 4 x 6, 3 x 10, 4 x 8, 4 x 10, 4 x 12, 5 x 12, 4 x 15, and 4 x 18 . Logo mats – Must be able to provide rental mats with the school name and/or logo (could be customized per school) in a variety of sizes and colors. Colors would match those of the school. SUPER MATS . Combines two kinds of scraping and wiping fibers for a “one-two punch” . Coarse and fine nylon fibers set into a nitrile rubber back . Powerful scraping fibers to remove heavy, coarse soil . Heat set fine fibers to catch dusty soils and moisture . Sizes: 3 x 5, 4 x 6, 3 x 10, 4 x 8