Dr. Foot\'s Height Increase Insoles, Heel Cushion Inserts, Heel Lift Inserts for Leg Length Discrepancies (1.4\" Height). Very solid, seem to hold up well. Dr. told me I needed risers in my shoes to help with muscles in my legd. will see how these work for that. https://www.amazon.com/Increase-Insoles-Cushion-Inserts-Discrepancies/dp/B07KG635TD #Rankboosterreview #DRFOOT #Shenqi