Knee Strap Double has many benefits! Users report comfortable and breathable, lubrication in the joints, injury prevention, increased stability, and mobility. This is most helpful to those who may experience stiff, tired, or achy knees. They are also made for those who spend most of their day standing, constantly moving, and/or on hard surfaces for more than 8 hours per day to relieve stress, weight, and pressure on the knees.