Foilswirl 3 Pcs Anti Slip Strap Knee Brace Support Anti Slip Strap to Prevent Skin Chafing and Slipping with Knee Brace to Prevent Skin Chafing and Slipping

Wear a knee sleeve just under the knee and keep that strap tight. Not perfect but cheap, not too hot and helped me a ton. https://www.amazon.com/dp/B0D1DQX1FW?ref_=ppx_hzsearch_conn_dt_b_fed_asin_title_2