DonJoy Legend SE-4 Knee Support Brace: ACL (Anterior Cruciate Ligament), Left Leg, X-Large

Intended for moderate to severe ACL, and/or CI (Combined Instability), PCL, MCL, LCL instabilities
Features a low-profile and is recommended for use in all contact sports and activities
Constructed from strong, aircraft grade aluminum and coated with Kraton, a substance that does not chip, rust, or corrode