Welnove Running Shock Absorption Insoles for Men & Women - Sport Athletic Shoe Inserts,TPU Arch Support for Stability,Welnove Running Shock Absorption Insoles for Men & Women Sport Athletic Shoe Inserts,TPU Arch Support for Stability, Absorbs 60% more shock than Regular Insoles.: Engineered with superior shock absorption Material, Welnove running sport insoles lessen shock at your feet by 60% when you run, significantly helping to prevent knee pain and runner's knee. Stay active and protected on trails, courts, or tracks. Targeted Dual Layer Cushioning: High quality