I was skeptical about these pants because everyone is saying the same thing but giving no results but these pants “ Best Purchase Ever, I had a wreck and I’m limited on everything I can do and my knees are 🤦🏽♀️ But a day in these pants you have done a Complete work out and can feel it without killing my knees.👍🏾👍🏾Get you some now they really do add extra resistance with everything you do.