customized size Ground nstruction mats 12mm thick for swamp CM Viper 8925 High Traffic Wiper/Scraper Matting. As low as $14.00 / SqFt. Dura Nop Entrance Mats. As low as $6.00 / SqFt. Parquet Rib Entrance Mats. As low as $4.66 / SqFt. CM Viper 8950 Indoor – Outdoor Scraper Matting. As low as $10.00 / []