An improved design of a dependable patella support, Lateral "J" knee brace. Contains the same lateral "J" tubular rubberized buttress but now offers aluminum hinges for enhanced stability and allows patients to return to function with more confidence and more comfort. For patients with lateral patellofemoral knee pain related to the following: Lateral patellar subluxation and dislocations Lateral patellofemoral malalignment Patellofemoral maltracking and pain Chondromalacia due to lateral maltracking Drytex or Neoprene? Drytex is DonJoy's exclusive solution for patients with neoprene sensitivities or those who prefer less warmth from their bracing. Constructed of a unique patented nylon core and polyester Lycra fabric, it allows for improved airflow while still giving ample support and compression. Perfect for people in warm weather climates and those with neoprene allergies or irritations. (Photo images are of Drytex material with seams. Neoprene material, not shown, does not come with seams). Neoprene is a thicker material that will provide more warmth. Sizing Size Thigh Knee Center Calf XS 13" - 15 1/2" 12"-13" 10"-12" S 15 1/2" - 18 1/2" 13"-14" 12"-14" M 18 1/2"- 21" 14"-15" 14"-16" L 21"- 23 1/2" 15"-17" 16"-18" XL 23 1/2" - 26 1/2" 17"-19" 18"-20"
