The Maxisafe Polyurethane Insoles are built to provide extra cushioning and support inside your work boots. Designed with shock-absorbing polyurethane foam, these insoles help reduce foot fatigue during long hours on hard surfaces. Their moisture-wicking top layer keeps feet dry, while the contoured shape offers arch and heel support for all-day wear. A simple way to upgrade any pair of work boots for added performance and comfort. Product Features: Airflow and moisture-wicking system to keep feet dry and comfortable. Extra arch support for enhanced foot stability. Anti-fatigue properties to reduce discomfort during long hours. Shock protector in high-impact heel zone to reduce stress on the feet. Anti-bacterial treated comfortable top lining for freshness and hygiene.