3'x7'x7.5mm Solid Rubber Mat for Ellipticals, Treadmills & Weights Area 3'x7'x7.5mm solid (virgin) rubber mat w/ an inverted diamond plate design Used to increase stability of all weight training exercises, power lifting, kettlebell workouts, dumbbell workouts, etc. Used to protect your floors from recumbent exercise bikes, upright bikes, elliptical machines, treadmills, etc. NOTE: Please be advised that virgin rubber may have a strong smell that fades with time. NO shipping to Alaska, Hawaii, or APO/FPO addresses or PO Boxes