Gel Work Insoles with Poron Foam – Anti-Fatigue Shock Absorption for Standing All Day, Low Arch Support Boot InsertGel Work Insoles with Poron Foam Anti Fatigue Shock Absorption for Standing All Day, Low Arch Support Boot Insert All Day Comfort for Hardworking Feet Engineered for those who stand for long hours, our insoles provide superior shock absorption with a honeycomb gel heel pad and Poron cushioning at the heel & forefoot,low arch support reducing fatigue and pressure. Built for Heavy Duty Work Boots & Shoes Designed to fit safety boots, work boots, and