Here are GrumpyJoe's ratings and reviews. These ratings are useful because GrumpyJoe has his/her own standard and will rate and review the ping pong equipment accordingly, giving you accurate and useful ratings and reviews to aid you in your next online purchase.
I could not wear this very long because my knees would hurt. There is nothing to them. You can fold them in half. The heel came unglued after 3 weeks. Maybe if your 20 yr old they will work. But myself being 44... not good for the body. No support. At all.