I've been using these $28 anti-chafing thigh bands since 2019
2pcs Summer Women Anti Chafing Thigh Bands Slimmer Band High Elastic Silica Gel Anti-friction Protection Leg Warmer Plus Size | Fruugo DK
Amazon.com: Bandelettes Original Patented Elastic Anti-Chafing Thigh Bands *Prevent Thigh Chafing* - Peony Bundle Black and Beige Size A : Health & Household
Elastic anti-chafing bands with micro-massage effect protecting the inner thigh. Free Legs
Inner Thighs Rubbing Elastic Anti Chafing Bands– Curvypower |Australia