This is exactly what I was looking for! My knees, ankles, sit-bones etc all HURT when they are in contact with a regular, thin yoga mat on a hardwood floor. I can kneel on this one without being in pain, which was the goal.It IS harder to balance on this mat, however. Because of my weird, weak knees and ankles, I do more issues with balancing, and I usually opt to practice yoga at home instead of in class because I spend approximately 40% of my attention and energy trying not to fall on my neighSee full review