The light weight,stretchable Dyna comfort knee support helps reduce swelling and keep the knee protected and supported during day to day activities. Light weight and 4 way stretchable material offers intermittent massaging action. The comfort knee cap is a slip-on lightweight and four-way stretchable knee sleeve that’s easy to wear and simple to apply. The special knitting on the patella region recieves excess pressure over the patella bone. Anatomically shaped knee support keeps the kneecap in place allowing you to focus on performance.