The MYFIT Arch support is made for people with flat feet. fallen arches. or problems with pronation. This little accessory is made of high-density gel covered by a smooth lycra material. The pads come with double-sided tape and can easily be placed under the innersole of your liner or directly into the boot in case your skates don´t come with liners or don´t come with an innersole. This little helper supports your arch and corrects your skating stance to improve your performance. MYFIT - upgrade your ride