Made of soft, cushioned vinyl, the Viper padded throw line dart mat serves the dual purpose of protecting your floors from bounce outs and provides a regulation distance embossed toe line for both steel tip darts (93-1/4") and soft tip darts (96") which eliminates guess work. This heavy-duty, non-slip mat measures 117" L x 24" W x 1/4" D and can be easily rolled up to store in-between use.