Sounds like you're looking for something like this https://www.amazon.com/McDavid-Hexpad-Elbow-Black-Small/dp/B000UVZK0Y/ref=mp_s_a_1_5?keywords=mcdavid%2Bknee%2Bpads&qid=1660450863&sr=8-5&th=1&psc=1
This is what our faceoff guy (lacrosse) uses to protect his knees from the stress of repeatedly kneeling on the floor
That's what I was thinking. I found some good ones on Amazon at half the price of Academy.
Mcdavid 6440 Hex Knee Pads/ Elbow Pads/ Shin Pads for Volleyball, Basketball, Football & All Contact Sports, Youth & Adult Sizes, Sold as Pair (2 Sleeves) https://www.amazon.com/dp/B000UVZK0Y/ref=cm_sw_r_apan_glt_i_T56JEAA13Z2JFBRQNEYM
Countless bang ups like that and eventually found these elastic guards I put on before any real downhill.
comfortable and cheap to replace every so often... world of difference for small falls, highly recommend larger ones for ones and smaller ones for elbows.
Public Service Announcement over.
I just wear knee pads over my compression pants. Works great but is a little uncomfortable at first. It's preferable to tearing expensive pairs of compression pants constantly.