LASTING COMFORT: Arch support improves foot and leg alignment, enhances comfort, and helps ease stress and discomfort caused by flat feet Pronation, bunions, arthritis, good for Plantar Fasciitis heel pain and heel spurs, Achilles Tendonitis. DEEP HEEL CUP: To maintain correct foot positioning protects your heel during the heavy impact of landing during walking or running and stabilizes the foot. PREMIUM EVA MATERIAL: It is excellent for shock absorption and foot fatigue,The fabric also helps keep your feet cool. DESIGNED FOR EVERYDAY USE: Provides moderate control and support to your feet. designed for wider, high volume shoes, such as work boots, basketball shoes, running shoes, casual shoes. CUSTOMER SERVICE: If you receive the item in a broken box, the item is in used condition, or if you have any questions about our products, please contact WALKHERO customer service. Friendly reminder: Please keep the package intact before returning, so that Amazon will not reject your return request due to broken package.