The Airplus Women's Ultra Work Memory Plus Insoles are designed to maximize your comfort, regardless of footwear. These insoles are built with durable memory foam that forms to your foot, offering a personalized fit that adjusts to your unique shape. They are the perfect fit for military boots, casual shoes, and sneakers. Featuring targeted heel protection, these insoles absorb shock, protecting your heels during long periods of standing or walking. The Silvadur technology inhibits odor, ensuring your feet stay fresh throughout the day. Made in China with polyurethane material, these insoles are designed for comfort, durability, and freshness.