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DonJoy Performance Bionic Fullstop ACL Knee Brace – 4 Points of Leverage Hinged Knee Support for Ligament Protection, Injuries, Prevent Knee Hyperextension for Football, Soccer, Lacrosse, Contact Sports

  • Based on 584 reviews
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Availability: Only 2 left in stock, order soon!
Fulfilled by Amazon

Arrives Tuesday, Sep 9
Order within 12 hours and 8 minutes
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Size: X-Large


Style: Knee Brace


Features

  • Hinge technology and a four-point leverage system trains users to stay out of the "at-risk" position through a dampening cycle of the hinge
  • Compression and thermal heat regulation keeps you from overheating; Anti-migration technology prevents sleeve movement
  • Adjustable straps enable greater customizability for a more secure, personal fit; Reflectivity for enhanced visibility in low-light conditions. XL, Thigh (Above knee 15cm) - 23.5"-26.5", Knee Center - 17"-19",Calf (Below knee 15cm)- 18"-20"
  • Designed to treat and protect ACL and meniscus injuries, joint instabilities, moderate ligament and tendon sprains, hyperextension, and patella support
  • Intended for use in sports similar to football, soccer, skiing/snowboarding, basketball, lacrosse, or volleyball

Description

As part of our most stable line of sport performance bracing products, the DonJoy Performance BIONIC FULLSTOP ACL Knee Brace provides the ultimate in Anterior Cruciate Ligament (ACL) protection during recovery from injury, as well as prevention of future injury. FULLSTOP dampening hinges prevent hyperextension and help improve joint mechanics in both surgical and non- surgical knees. Through the dampening cycle of the hinge, muscle memory trains your body to keep both the braced and un-braced knees out of the "at risk" zone. Compression and thermal heat regulation technology in the brace keep you from overheating during exertion. Anti-migration technology prevents sleeve movement, even during your movement. The adjustable straps on the brace enable users to have greater customizability for a more secure, personal fit. The brace is also equipped with reflectivity for enhanced visibility in low-light conditions. The BIONIC FULLSTOP ACL Knee Brace is designed to treat and protect ACL and meniscus injuries, joint instabilities, moderate ligament and tendon sprains, hyperextension, and patella support. This brace is intended for use in sports similar to football, soccer, skiing/snowboarding, basketball, lacrosse, or volleyball. How to measure -1. Stand with your legs shoulder-width apart, legs slightly bent and leg muscles contracted. 2. Measure up six inches from the center of your knee with a tape measure.3. Measure the circumference of your thigh at the 6-inch mark. 4.Measure down six inches from the center of your knee with a tape measure. Then measure the circumference of your calf at the 6-inch mark

Brand: DonJoy Performance


Size: X-Large


Specific Uses For Product: Acl,Patella,Tendon,Hyperextension,Muscle,Meniscus Injuries


Use for: Knee


Age Range (Description): Adult


Item Package Dimensions L x W x H: ‎16.69 x 8.11 x 3.19 inches


Package Weight: ‎1.12 Kilograms


Item Dimensions LxWxH: ‎9.1 x 9.1 x 9.1 inches


Item Weight: ‎0.45 Kilograms


Brand Name: ‎DonJoy Performance


Model Name: ‎DP151KB06-BLK-XL


Color: ‎Black


Material: ‎‎Neoprene


Suggested Users: ‎mens


Number of Items: ‎1


Manufacturer: ‎DJO Global


Part Number: ‎DP151KB06-BLK-XL


Style: ‎Knee Brace


Included Components: ‎Knee Brace


Size: ‎X-Large


Sport Type: ‎Basketball,Football


Date First Available: May 30, 2016


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Tuesday, Sep 9

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

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Top Amazon Reviews


  • Great knee brace
Size: Large Style: Knee Brace
This is the best knee brace I’ve ever had. Great support, good materials, and comfortable. ACL surgery a couple of years ago, works for basketball.
Reviewed in the United States on April 27, 2025 by Alexi Grimaldos Alexi Grimaldos

  • Solid lateral support -does not inhibit general movement
Size: Large Style: Knee Brace
Purchased to support interior left knee pain that is likely related to sprained MCL or tendinitis. Used for skiing 10 out of 12 days and it worked great. Offered great support and prevention of internal rotation or flexing. Did not inhibit skiing at all and support gave added and necessary confidence to the endeavor. ... show more
Reviewed in the United States on March 11, 2025 by K. belt

  • Hurts
Size: X-Large Style: Knee Brace
The hinges dig into your knee joint. Very uncomfortable if you wear it to bed. The bars are tight down your legs
Reviewed in the United States on July 25, 2025 by Jeffers

  • It might work if you have skinny calves. But if you have muscle down there it’ll stab it.
Size: Large Style: Knee Brace
I really wanted this thing to be all it was cracked up to be. In shorts the Velcro straps cut my other leg, and the lower portion of the brace aggressively stabs into my calf when I’m walking. The brace is made of nice material and very heavy duty. The straps should all end on the left side (for left leg and right side for right) with the Velcro facing outwards, and the lower metal hinge should be heavily padded, not just shoved in a heavy duty sleeve. I really wanted this thing to be better than the McDavis but it’s not. It’s more comfortable if I’m laying down not doing anything, but that’s not why I bought it lol. ... show more
Reviewed in the United States on April 5, 2025 by Matt D. Matt D.

  • Full review for folks with torn ligaments
Size: Large Style: Knee Brace
I have a fully torn pcl in my left knee, which I bought this brace for. I tore it about 8 years ago, it healed (sort of) and it tore again a couple months ago. I also have an older version of the same brace I would say I prefer. This one slides on like a sock, while the old one you could strap straight to your leg as if you already had shoes on. This new brace doesn't quite stay in place as well, nor is it quite as stable, so for the same price I paid 8 years ago it was a little disappointing. However, it does make my knee pain go from a 7 or 8 down to about a 2 or 3, so all in all, excellent brace :) I would highly recommend this to anyone with torn ligaments or otherwise destabilized knee ... show more
Reviewed in the United States on October 7, 2019 by zachary workman

  • The best secure, simple, safe and less bulky, the most severe knee and leg injuries and fractures
Size: X-Large Style: Knee Brace
Best brace so far for my severe Distal Femur Fracture. I have had bulkier braces, and that actually made them unsafe because they were so clumsy. This one is still a little bulky but I have not found one less so. ALSO this race does not slide down your leg like most of the other braces. It does not slide down because one of the straps is just above the top of the calf muscle which prevents it from sliding down. ALSO this I one of the easiest braces to put on. You lose it on your leg, so you don’t have the hassle of velcro-ing the brave together, it is already together. And the 4 Velcro straps are in place and just needs seconds to tighten them to your liking. ALSO the FULLSTOP metal braces on each side are not complicated and should stop a hyper-extension or severe instability of the knee area. ... show more
Reviewed in the United States on March 26, 2021 by Steven Robert Elias

  • Almost 10 years of stability and support 💪🏾🙏🏾❤️
Size: X-Large Style: Knee Brace
I’ve had this brace almost 10 years and has kept me very stable after 4 knee surgeries. The padding is finally starting to fall apart but I’ve used this thing for everything from sports to carrying patients as a nurse. I’ve been recommending this brace for years especially if you free from instability or buckling, and am about to purchase my second one! ... show more
Reviewed in the United States on May 26, 2025 by Brittany Howard

  • Measure your leg, don’t guess like all the bad reviewers!
Size: Large Style: Knee Brace
I read the directions which say, measure you leg., therefore I did (2X for good measure) I’m the exact size my measurements said I would be. Their fitment is clearly correct. My guess people think they wear a size small pant they, wear a small brace. Absolutely not. I wear a S/M pant, I’m 5’3 137lbs and I’m in a size large brace. Just for reference. I definitely noticed the feeling of stability while wearing. Although this will not stop all dislocations, it will get the major ones! I have a completely torn ACL with a meniscus tear and massive bruising of the tibia from an agressive dislocation. I can’t have surgery for 3/4 months and I have a busy schedule. I have used Don Joy in the past for my other knee (ACL reconstruction & meniscectomy) but it was a custom. Honestly I don’t feel a lot of difference in stability between the custom and this one. Obviously fit and finish but this is a quality piece for the price. Fits like a glove. I did adjust it about every hour. But that’s to be expected. I’ll reiterate, just measure your leg properly and don’t guess. You won’t have to worry about a return if you do that. ... show more
Reviewed in the United States on February 16, 2024 by Jeanne G

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