Spenco three-quarter length insoles for additional toe room in tighter fitting shoes Spencore material exclusive cushioning layer absorbs shock and impact to provide comfort.Hand wash in warm water. Air dry Flexible arch cushion provides the additional stability and support necessary to help soothe and support tired feet 7 sizes for correct arch cushion placement for better overall fit, comfort and performance 4-way stretch fabric with Silpure helps prevent blisters For half sizes order the next size down. For example, if you normally wear size 10.5, order a size 10.