* Packaged and Service Guarantee: Comes with 4 pairs Gel Arch Support Insoles which is enough for your daily use, and provide more convenience for you. If you have any questions about our products, pls do not hesitate to contact us, we will reply you within 24 hours. * Reusable and Washable: Our gel arch support insoles are in self-adhesive design,as long as you clean it, it can stick in the shoes without any auxiliary material.When you feel sticky down,cleaning the surface,adhesion will be restored,very easy to use. * Size: Our gel orthotic insoles length is 9.5cm/3.74inch, gel arch pads front width is 5cm/1.96inch. One size fits all, no restrictive, lightweight, gel cushion pads that are suitable for both women and men. Come and buy it with confidence. * Perfect Design: Hight arch design support for flat feet,It relieves stress and pain in arches and helps you buffer while walking without moving. Lightweight which is easy for you to carry out even when you go for a trip. * High Quality Material: Our support insoles are made of high quality silicone gel material which is comfortable, soft,comfortable,skin-friendly,self-sticking and reusable. I am sure that you will satisfied with that when you receive them.