Which is better for runner's knee?

Both target the patellar tendon and list runner's knee or tendinitis among the conditions they help with. The Pro-Tec's sized fit stays put during longer runs; the Mueller is easier to adjust mid-run.

Which stays in place better?

The Pro-Tec's sized band sits in a narrow range, so it moves less on a given knee. The Mueller's one-size strap can shift if it is not tightened well, but it adjusts to almost any leg.

Is the Pro-Tec worth stepping up to over the Mueller?

If your knee measures within a Pro-Tec size band and you want a lighter, lower-profile strap, yes. If you want one strap for the household or are unsure of your measurement, the Mueller is the safer pick.

Both rely on hook-and-loop closures that wear out with heavy use. Nylon on the Mueller resists sweat and washing better; neoprene on the Pro-Tec can stiffen over time. Neither carries a written warranty.

Can either be worn on both knees?

Yes, both are single straps and can be worn on either knee. The Pro-Tec needs the correct size per leg; the Mueller adjusts to fit either.

Do these replace physical therapy?

No. Both are supports that reduce pressure on the tendon during activity. Tendon loading exercises and a gradual return to sport are what address the cause.

Pro-Tec Patellar Tendon Strap vs Mueller Knee Strap

Both are simple patellar tendon straps that press on the tendon just below the kneecap. The Pro-Tec is lighter, comes in four measured sizes, and is the better fit for anyone who falls between sizes or wants a low-profile strap for running. The Mueller is one size fits most, adjusts across a wide range, and is the easier pick for a shared kit bag or a first strap. Neither is a substitute for strength work on the quad and tendon; owners of both report relief during activity, not a cure.

Choose the Pro-Tec Patellar Tendon Strap if you want a sized, low-profile neoprene strap and your knee measures within one of its four size bands.
Choose the Mueller Knee Strap if you want one adjustable strap that fits most adults and is simple to take on and off.

Prices

Pro-Tec Patellar Tendon Strap: $18.95 at RunnersWorld Tulsa (checked today)
Mueller Knee Strap: $17.75 at Walmart (checked today)
Difference: the Mueller Knee Strap is $1.20 cheaper than the Pro-Tec Patellar Tendon Strap today

	Pro-Tec Patellar Tendon Strap	Mueller Knee Strap
Sizing	Four sizes, from 10-12 in to 15 1/4-17 in, measured above the kneecap	One size fits most, stated for 12-20 in
Material	Neoprene	Nylon
Weight	About 0.5 ounce	Not stated; nylon strap with adjustment
Closure	VELCRO brand hook-and-loop closure	Adjustable hook-and-loop, one size
Fit range	Narrow band per size, so fit is precise but you must measure	Wide single range, so it fits more people but less precisely
Conditions listed	Moderate knee pain, tendinitis, chondromalacia, Osgood-Schlatter	Patellar tendinitis, arthritis, chondromalacia, runner's knee, general knee pain
Colors	Original (black)	Blue
Warranty	Not stated	No written warranty

Spec	Pro-Tec Patellar Tendon Strap	Mueller Knee Strap
Material	Neoprene	Nylon
Color	Original	Blue
Small size fit	10" - 12"	—
Medium size fit	12 1/8" - 13 5/8"	—
Large size fit	13¾" - 15¼"	—
X-Large size fit	15¼" - 17"	—
Weight	0.5 ounce	—
Closure type	VELCRO® brand closure	—
Body part	—	Knee
Size	—	One Size
Brace, splint & sling type	—	Strap
Features	—	Adjustable

Spec	Pro-Tec Patellar Tendon Strap	Mueller Knee Strap
Brand	—	Mueller
Activity	—	Sport
Age group	—	Adult
Pattern	—	Solid Print
Items included	—	1 Knee Strap
Has written warranty	—	No
Manufacturer	—	Mueller Sports Medicine
Color category	—	Blue
Actual Color	—	Blue

Pro-Tec Patellar Tendon Strap vs Mueller Knee Strap

Prices

Pro-Tec Patellar Tendon Strap vs Mueller Knee Strap

Prices

Mueller Knee Strap

What separates them

Price history

Prices at every store