

🦵 Elevate your game with knee support that works as hard as you do!
The DonJoy Performance Bionic Knee Brace combines advanced bilateral polycentric hinges with hyperextension stops and adjustable stretch webbing to deliver superior knee stability and a precision fit. Designed with breathable perforated neoprene and anti-migration technology, it ensures comfort and slip-free wear during high-impact sports like soccer, basketball, and skiing. Reflective details boost safety in low light, making it the go-to brace for active professionals who demand both protection and performance.



| ASIN | B00YBSRPH8 |
| Age range | Adult |
| Batteries included? | No |
| Best Sellers Rank | 53,140 in Health & Personal Care ( See Top 100 in Health & Personal Care ) 368 in Knee Braces |
| Brand | DonJoy Performance |
| Color | Black |
| Customer Reviews | 4.2 4.2 out of 5 stars (1,472) |
| Date First Available | 27 May 2015 |
| Department | Unisex |
| Features | Non Slip |
| Height | 3 inches |
| Included components | Medical Brace |
| Is discontinued by manufacturer | No |
| Item display length | 15 inches |
| Item display width | 6 inches |
| Item model number | DP151KB04-BLK-L |
| Manufacturer | DJO Global |
| Material type | Neoprene |
| Number of items | 1 |
| Number of pieces | 1 |
| Product Dimensions | 31.75 x 25.91 x 16.76 cm; 476.27 g |
| Shape | Rectangular |
| Size | L |
| Sport | Walking |
| Style | Left Leg (Black) |
| Usage | Knee Support |
| Weight | 522 g |
L**T
Brilliant
30 years of using a metal brace, tried this to see if it would be as good and stop some of the muscle discomfort. Makes you feel like Steve Austin!
S**E
Great fit - snug without being constrictive. Provides good support, handles perspiration well (doesn’t get loose). A tad expensive but I’d say it’s money well spent.
L**N
Excellent product, for what it is and purports to be. I have a torn medial meniscus, patellar malalignment and osteoarthritis in my left knee. Before I got this brace, climbing and descending stairs was very painful and my knee felt very unstable just when I walked on flat ground. After about three weeks of wearing this brace at all times except when I sleep and shower, I can now walk and climb and descend stairs pain-free, so long as I’m wearing the brace. In fact, I’ve done a couple of 10-mile moderately difficult hikes wearing it, with no pain. And I can now ride a bike. It’s not a $500 Unloader Brace, so I don’t know that continuing to wear it is going to enable any of my conditions to heal. But it does provide some vertical support, and regular use of it for 3 weeks enabled me to return to my usual low impact activities. While I’m wearing it I no longer have pain or instability. I’m 67 and don’t do high impact activities anymore, so I don’t know whether it would enable me to do them. Sizing: Based on the size guide on Amazon, I bought a Medium. On my bare leg it fits perfectly, and comfortably. But it’s too small to enable me to put it on over jeans or any but the thinnest pants. So you may want to order up a size.
M**N
Excellent brace to stabilize the knee. Used it for skiing being a 10 month post op total knee replacement. It's the best brace I've ever used for the money.
B**T
I compared this to my Shock Doctor 875. They are extremely similar products. I am a Large in SD but a Medium in DonJoy Bionic. The most noticeable difference is that this DJ is inexplicably over twice the price of the SD ($85 vs $40). That will probably be the deciding point for most. With that said, I liked how the DJ had a lower profile where the gear housings are - they are smaller than in the SD and they are covered with smooth neoprene on the outside as well. Of note, the hinges are NOT removable on the DJ - they are sewn in - so the SD has the benefit of you being able to remove the hinges and continue to use the neoprene knee sleeve (e.g. when you are healing and need less support). The SD hinges, specifically in the gear housing, are slightly bulkier - but probably more significant is that they are exposed and subject to snagging on stuff. I'm a hockey goalie and the smooth external service of the DJ interested me because I needed to wear equipment over it. The DJ's bonus is that the back neoprene is Velcro'ed together too at the top and bottom, so you have that additional layer of adjust-ability and you can open it up and lay it completely flat for easier cleaning and drying. The SD does not open up. For better or for worse, the DJ is just a much simpler design (which makes the price difference that much more confusing). It is straight neoprene throughout and it has 2 simple horizontal straps. Whereas the SD is a fancier design with different tech materials for breathability and X-strapping (neither of which convinced me they made much of a difference). I don't see binding in the back knee pit to be a problem on either brace. The DJ has a larger patella hole, which seemed to work better for my anatomical build because my knee cap would poke through it and ensure the brace stays perfectly aligned, where the SD's tighter hole just laid over my knee cap and would shift off-center from my knee cap. This could have just been a visible thing, the actual function and alignment of the hinges were not affected. Conclusion: Again, these 2 braces are very similar, they are both great and you cant go wrong with either one. The differences are nit-picking and are neither objectively good or bad, but more fine tuned to preference. I preferred the DJ mostly because of the smoother and lower profile exterior surface and the fact I was going to wear it under goalie equipment. The larger patella hole worked better for me anatomically. The fact it opened up to be flat was a bonus too since I like to wash and hang dry my braces regularly. With that said, the extreme price difference didn't justify these small design preferences, so I'm returning the DJ and sticking with my SD.
D**G
This bionic knee takes the pressure off and helps you walk. My right knee is shredded meniscus, ACL, PCL All gone. Can't afford surgery can barely walk downstairs. I've tried at least 10 different braces trying to avoid the three to $400 price tag for the god brace. This one I found and it actually helps. I can walk downstairs. It must be tight and it will stretch the more you use it. Measure your leg especially around the knees just as the instructions say before you order it and be sure it is tightly fitting. After a few days of use it will be very snug and it would be a little bit stiff to move but you'll be able to walk and that's what counts
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