This highly durable mat has dense closed cell Nitrile rubber foam combined with a uniquely designed construction that is perfect for locker room floors. The mat includes drainage holes and can be placed outside locker room showers to prevent slipping. Mats are treated with an anti-microbial agent for a lifetime protection against odors and degradation. The flexible foam construction allows for easy cleaning. Mats are 7/16" thick. 4’W x 8’ 3"L.