DonJoy ARMOR CI Knee Brace

The DonJoy Armor CI Knee Brace is the ultimate choice for extremely active individuals and athletes requiring maximum protection and support for ACL, MCL, PCL, or combined instability (CI) injuries. Renowned as one of the strongest and most durable prefabricated knee braces available, it delivers uncompromised stability and confidence, allowing you to push your limits in high-impact, contact, and extreme sports without holding back.

Whether you’re recovering from a ligament injury, post-ACL reconstruction, or proactively safeguarding against potential damage, the Armor CI provides an indestructible shield of protection. It’s specifically engineered for demanding activities such as football, skiing, snowboarding, motocross, surfing, wakeboarding, and other high-risk sports where knee integrity is critical.

Key Features and Benefits:

• Swiveling strap tabs — Adapt seamlessly to dynamic leg and muscle movements for a secure, comfortable fit during intense activity.
• Strong, lightweight aircraft-grade aluminum frame — Offers superior medial/lateral control while keeping weight minimal for unrestricted performance.
• Standard polycentric hinge (available across versions) — Delivers reliable flexion/extension control; short calf length option ensures excellent boot clearance for skiing, snowboarding, or other gear-heavy sports.
• Moldable frame design — Allows for a custom-contoured fit that conforms precisely to your leg anatomy.
• Four Points of Leverage® system (integrated in Armor design) — Restores knee joint stability by controlling tibial movement relative to the femur, preventing hyperextension, and reducing injury risk.
• CI-specific configuration — Optimized for combined ligament instabilities, providing enhanced multi-directional support.

Built for athletes who refuse to compromise, the DonJoy Armor CI combines rugged durability with thoughtful ergonomics, breathable comfort, and anti-migration features to stay firmly in place—no matter how aggressive the play. Reclaim your edge and protect what matters most with the brace trusted by those who play hard and recover harder.