The Sof Sole Gel Heel Cups have been designed with a range of features to help support the heels during high-impact activities. The following benefits are designed to provide you with reliable comfort and pain relief: Heel Support: Gel cushioning cradles the heel for reliable support Improved Comfort: Sof Gel construction ensures comfort beneath your heels Lightweight Design: Polymer gel is lightweight to ensure that these Heel Cups are easy to wear Versatile Use: Flexible edges allow you to use the Gel Heel Cups in virtually any shoe type Option: S/M, L/XL