glintoper professional wooden slant board, adjustable incline board calf ankle stretcher, 450 lbs weight capacity, non-slip stretching board for home office, extra side handle for portability glintoper <b>glintoper professional wooden slant board, adjustable incline board calf ankle stretcher</b><br> slant board calf stretcher balance board protects the achilles tendon, relieves pressure on the leg muscles after exercise, helps blood circulation, and prevents inflammation from causing pain. <br>the increased flexibility and range of motion along the entire inter-connective chain helps relieve and strengthen tight calf muscles, achilles tendons, plantar fascia, and foot muscles. <br>this highly durable and stable incline board has a quick-adjust locking system that can adjust clear angle marks of 5 positions - 15°, 20°, 25°, 30° and 35°. made of premium, high-quality natural wood with ecological friendly lacquers. <br>very thick boards increase the load capacity to 450lbs.