This insole fit for sports and protect the heel and base of the feet.Instant relief from painful with shock-absorb. Fit for flat feet,plantar fasciitis,heel pain,foot callus,foot corn,heel spur symptoms. Comfort and cushioning for all types of leisure or everyday footwear.Great for jogging, running, climbing, basketball, football, cycling, golf, tennis etc. INSTRUCTION for USE: Remove the current insoles from your shoes, Place new insoles with your current insoles back to back. If your original insoles are shorter than the new insoles, you can trim along the outline on the bottom of the new insoles to match the size of your current insoles. Insert the new Insoles into your shoes (do not put both the new insoles and your current insoles in the shoes at the same time as it would be too thick and wide). High elastic Soft Memory foam Material. Doctors highly recommend that you replace your insoles every 3 months to promote healthy feet. Tips Keep your shoes dry. Remove the original sole of the shoe before putting the soft insole. Put the insoles in a ventilating place to keep them dry and fresh. High temperature exposure is strictly prohibited.?100% Customer Satisfaction Guaranteed! All insoles are backed by our 30-day money-back guarantee. If the insoles do not work for you, please let us know. FUNCTION:glorysafe memory foam insoles are designed as everyday-use shoe inserts that help with foot fatigue and relieve foot pain. They are best fit in footwear with removable insoles. It is recommended not to insert both the new insoles and the old insoles into the shoes as they would take too much room from your footwear. Your feet may feel too tight in the shoes. MATERIAL: Made of high-quality and durable material,which is safe to human body,Environment-friendly product,No toxic and side-effect to use,it's suitable for Men, Women and Kids. CUT TO YOUR OWN SIZE:  If your original insoles are shorter than the new insoles, you can trim along the outline on the bottom of the new insoles to match the size of your current insoles. Insert the new Insoles into your shoes (do not put both the new insoles and your current insoles in the shoes at the same time as it would be too thick and wide).please follow the sizing instruction on the insoles package to trim your insoles for the best fit. HIGH ARCH SUPPORT: ✓ High elastic Soft Memory foam Material. The high arch support designed insole has changed the force structure of the foot,provide ideal solution for those with plantar fasciitis, flat feet, rigid steps, high, weak, fallen arches.Best Sellers Rank: See Top 100 in Health & Household. Material: Memory Foam. Use for: Foot. Product Benefits: Foot Pain. Color: Gray. Brand: Glorysafe. : B0BRL1HN4Q. Manufacturer: glorysafe. Date First Available: January 3, 2022. Product Dimensions: 4.72 x 2.36 x 0.39 inches; 1.76 Ounces.