DONJOY DEFIANCE III CUSTOM KNEE BRACE
 It is size Large. It is for the left leg.
PLESE CONTACT ME FOR EXTRA MEASUREMENTS 
CARBON FIBER FRAME
This brace is both unbelievably strong and lightweight. 
Like new Excellent condition - 
You will get the
- knee brace 
- extra parts New in sealed bag 
- adjustable wedges in sealed bag 
- original duffle bag ( not pictured )

Knee Width: (pad to pad) 4.5"
Thigh Width: (pad to pad) 5.5”
Calf Width: (pad to pad) 4.75

from manufacturer website
The Defiance III is one of the strongest knee braces by DonJoy and is recommended for athletes participating in high collision sports, like football, motocrosses, or skiing. for athletes who participate in water sports like surfing, wakeboarding, or kite surfing. 
People recovering from ACL and other knee ligament surgeries also use this brace on regular basis.
THE DEFIANCE III KNEE BRACES ARE USED TO SUPPORT OR HELP PREVENT THE FOLLOWING INJURIES
Moderate to severe ACL or PCL instabilities
Post ACL or PCL reconstructions
ACL / PCL combined instabilities (CI)
MCL / LCL instabilities
Hyperextension
FOUR-POINTS OF LEVERAGE DYNAMIC SYSTEM
This patented technology was developed to reduce the strain on the ACL by distributing the load placed on the ligament via four points. Click here to learn exactly how the Four-Points of Leverage works.
LOWPRO FOURCEPOINT HINGE TECHNOLOGY
Makes you less likely to suffer from an ACL injury because it reduces the amount of time your knee is in an "at risk position", enhances the Four-Points of Leverage by increasing the posterior load applied by the brace on the tibia, and improves your natural gait by applying progressive resistance before reaching a firm end point during movement.
CARBON FIBER FRAME
This brace is both unbelievably strong and lightweight. You get the protection you need without feeling like you're being weighed down by your brace.
ANTI-MIGRATION SUPRA CONDYLE PAD
Your knee brace will stay in place no matter how active you are.
SWIVELING STRAP TABS
These tabs enable the brace to move with you.