Sink your feet into the Imprint® CumulusPro Professional Grade Anti-Fatigue Comfort Mat with its Cumulus9 proprietary Multi-Core Technology, feel how it conforms to the shape of your feet and supports your arches for relief of back, leg and foot discomfort. The advantage is its proprietary multilayer cushioning system. The soft, upper layer luxuriously cushions your feet while the firm, lower layer provides soothing support.