Use this set of 2 foam wedges to stretch calves and tendons. Each wedge measures 12"L x 12"W x 3.5"H at the tallest, has 19 degrees of incline, and supports up to 220lbs. For more stretch, stack the wedges on top of each other. Portable and lightweight, the wedges can be used anywhere. Prevent injury by making sure to stretch lower legs. By Trademark Innovations.