?Foot Pain Killer: The arch support inserts are designed to relieve foot pain from plantar fasciitis and metatarsalgia. They add additional softness and comfort to your shoe lining and support your arch with medical grade silicone. ?Premium Raw Materials: The arch support pads are made of soft and durable polyurethane gel to provide gentle correction for flat feet and support for high arches. This material is washable and reusable. If they are not sticky enough, please wash them with warm water, let them dry, and you can use them again. ?Easy to Apply: Make sure you clean the shoes first, then simply remove the adhesive backing from the inserts, and place them along the inside edge of your shoes under your arch and firmly press. ?Wide Application: Fit all types of shoes, including high heels, flats, sandals, and sneakers. ?100% Customer Satisfaction Guarantee ?C If you (our esteemed customers) feel like you don??t see the value of our products, we will replace them or give you a full and no-questions asked refund.