An Anti Fatigue Mat perfect for a standing desks, kitchen floors, retail counters or bathrooms. Researchers have found that standing for as little as 90-minutes a day, for five days, on a concrete floor can cause serious discomfort to the feet, legs and back, as well as causing stiffness to the neck and shoulders. An anti fatigue mat made with super high quality, high density foam to save your back, knees and hips.