The ACE Open Patella Knee Support surrounds your knee joint in plush, gel cushioning for support and comfort wherever your day takes you. Mesh panels help increase airflow for all-day comfort and the convenient sleeve design lets you slip it on and get on with your day. So whether you need some on-the-job support or you’ve got a doubles tennis match scheduled, rely on the support of the ACE Open Patella Knee Support. Elasto-preene is an innovative combination of elastic and neoprene blend materials Soft, neoprene-blend panel stitched around the knee joint provides heat retention for soothing warmth Finished reinforced edges provide comfort and prevent rolling and slipping Breathable elastic material releases moisture ACE™ is America’s most trusted brand of braces, supports and elastic bandages. Based on 2015 TNS Brand Health tracking of braces, supports and elastic bandages.