WEARWELL Ergo-Stance Anti-Fatigue Mats feature low- and high-density rubber sponge strips that alternate every 12" to subtly shift worker’s weight from leg to leg, stimulating blood flow. Relieves foot and leg disorders resulting from standing on hard surfaces for long periods of time. Beveled safety edges. Rubber top. 1/2" thick. NOTE: Custom-cut mats up to 30' long are available, call a Certified Product Specialist to order.