DONJOY Fullforce Ligament Knee Brace – Advanced ACL & Ligament Protection
The DonJoy Fullforce Ligament Knee Brace offers elite-level protection and support for athletes and active individuals seeking to prevent or recover from ACL and ligament injuries. Designed with patented FOUR-POINTS OF LEVERAGE DYNAMIC SYSTEM technology, this brace redistributes load to reduce strain on the ACL, helping you stay active and injury-free.
Price: $980.00 CAD
Key Features & Technologies
- Four-Points of Leverage Dynamic System
- Patented design that reduces ACL strain by distributing load through four strategic points for enhanced knee stability.
- FourcePoint Hinge Technology (Stop Kit Not Included)
- Minimizes time the knee spends in “at risk” positions, increases posterior tibial load, and improves gait mechanics with progressive resistance before firm end points.
- Strong Aircraft-Grade Aluminum Frame
- Lightweight yet ultra-stable and durable frame offering superior protection without bulk.
- Swiveling, Internally Mounted Strap Tabs
- Allows customized molding for a perfect fit, improving brace suspension and comfort during movement.
Designed to Treat and Protect
- Moderate to Severe ACL Instabilities
- MCL or LCL Instabilities
- Post ACL Reconstruction Surgery
- Combined Instability (ACL & PCL)
- Meniscus Injuries
- Hyperextension Prevention
Best For Athletes Involved In
- Baseball
- Cycling
- Football (Practice)
- Hockey
- Lacrosse
- Walking & Hiking
A Lightweight Brace Providing Complete ACL Protection
The DonJoy FULLFORCE knee brace is clinically proven to protect the knee ligaments, especially the ACL, while maintaining a lightweight and low-profile design. It’s the preferred choice for competitive athletes who demand maximum protection without compromising mobility or comfort.
Utilizing DonJoy’s Four-Points-of-Leverage system combined with FourcePoint hinge technology, this brace continuously corrects knee instability, reducing injury risk before it occurs.
Sizing Chart
| Size | Thigh (in/cm) | Knee Center (in/cm) | Calf (in/cm) |
|---|---|---|---|
| XS | 13" - 15.5" (33-39 cm) | 12" - 13" (30-33 cm) | 10" - 12" (25-30 cm) |
| S | 15.5" - 18.5" (39-47 cm) | 13" - 14" (33-35 cm) | 12" - 14" (30-35 cm) |
| M | 18.5" - 21" (47-53 cm) | 14" - 15" (35-38 cm) | 14" - 16" (35-40 cm) |
| L | 21" - 23.5" (53-60 cm) | 15" - 17" (38-43 cm) | 16" - 18" (40-45 cm) |
| XL | 23.5" - 26.5" (60-67 cm) | 17" - 19" (43-48 cm) | 18" - 20" (45-50 cm) |
| XXL | 26.5" - 29.5" (67-75 cm) | 19" - 21" (48-53 cm) | 20" - 22" (50-55 cm) |
| XXXL | 29.5" - 32" (75-83 cm) | 21" - 23" (53-58 cm) | 22" - 24" (55-60 cm) |
How to Measure
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1. Stand with your legs shoulder-width apart, knees slightly bent, muscles contracted. |
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2. Measure 6 inches above the center of your knee. |
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3. Measure the circumference of your thigh at the 6-inch mark. |
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4. Measure 6 inches below the center of your knee, then measure the circumference of your calf at that mark. |
Looking for a Custom Knee Brace?
Explore our wide variety of custom knee braces in Newmarket, Barrie, and Innisfil. Our expert team provides personalized fittings and braces tailored to your unique needs for maximum support, comfort, and protection.



