MEGAComfort's Ergo Puncture Resistant Insole delivers unrivaled protection and comfort for those working in high-risk environments like construction, renovation, and industrial jobs when worn with composite toe safety shoes. Featuring patented dual-layer memory foam for enhanced shock absorption and a flexible anti-puncture barrier, these insoles shield your feet from sharp objects while ensuring superior cushioning and support. Certified to meet ASTM F2413-11 standards, they offer the ultimate combination of safety and comfort. With the Ergo Puncture Resistant Insole, you can confidently tackle even the toughest jobs, knowing your feet are well-protected and pain-free throughout the day.