McDavid 419 Multi Action Patella Knee Support / Brace Two Way Stretch Wrap The McDavid 419R Multi-Action Knee Strap features adjustable buttresses to customise the strap to completely suit your needs. The adjustable two-way stretch neoprene wrap, hook and loop closures provide the best possible fit and highest level of comfort. Key Features : Light weight wrap around knee support. Designed for patella pain, jumpers knee / patellar tendinitis Wrap around support with thick foam side pads and closures. Ideal for all sports, especially running. Caution: Do not apply over open wounds or if you have a susceptibility to dermatitis. What size do I need? Measure around the middle of the knee. Small/Medium = 30-38cm Large/Extra-large = 38-50cm Colour Black Size S/M-L/XL Model 419R-BK Multi Action Knee