Is there metal hinges on the outside and inside/ medial and collateral?

There are hinges on both sides of the knee. That is the best I know. Hope it helps somewhat!

Where can i find the size chart

I found the directions on the item in the pictures at the top.

Does this brace have any metal on the sides for support & stability?

Hi. Yes it does have metal on both sides for support. Very good for stability of knee especially if recovering from an injury

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Bionic Knee Support Brace: Black, Large

Product ID: 291506417

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Details

Age range (description)
Adult
Brand
DonJoy
Size
L
Specific uses for product
Use for
Knee

🎯TPR pull tabs for precision fit

💨Perforated neoprene ensures max breathability

🦾Bilateral polycentric hinges for dynamic stability

Description

🦵 Elevate your knee game—support that moves with you, not against you.

STAY PUT TECH - Anti-migration technology prevents slipping, so your brace stays exactly where you need it during activity.
EFFORTLESS COMFORT - Wrap-around design allows quick on/off without removing shoes, perfect for busy professionals on the move.
UNMATCHED STABILITY - Bilateral polycentric hinges with hyperextension stops protect against knee instability and lateral forces.
PRECISION FIT EVERY TIME - Top and bottom stretch webbing closures with TPR pull tabs deliver customizable, secure compression.
VISIBILITY MEETS PERFORMANCE - Reflective elements enhance safety during low-light workouts or evening runs.

The DonJoy Performance Bionic Knee Support Brace combines advanced bilateral polycentric hinges with hyperextension stops and breathable perforated neoprene to deliver superior knee stability and comfort. Featuring precision TPR pull tabs and anti-migration technology, this wrap-around brace ensures a secure fit that’s easy to wear on the go. Reflective accents boost visibility, making it ideal for active professionals seeking reliable support during sports or daily activities.

Specifications

Weight	1.15 Pounds
Units	1 Count
Brand	DonJoy Performance
Age Range Description	Adult

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