Check out my latest video on how to kneel on the ground and rocks without your knees hurting https://youtu.be/cpPx9-scvGw
Northern Arizona has a lot of cinder and sharp basalt (hardened lava) as the region used to be very volcanic. I often have to kneel on hard ground, rocks and even fallen trees. I’m no spring chicken, and this hurts my knees. I’ve found an easy and inexpensive solution to this problem that you can use too.
Check out my other videos on my YouTube channel https://www.youtube.com/channel/UCcd8nqgH0CiaveaIlKbE1mA/featured