Comfort and confidence is just a step away with these shock-absorbing, stride-stabilizing contoured heel cups! With extra premium cushioning and shoe-to-shoe reusability, they're a must for all your favorite styles.  This patented, revolutionary gel is like no other. Its 3-dimensional shock absorption reduces stress on pressure points to provide superior comfort with every step. These virtually invisible cushions contour to your feet and provide long lasting cushioning that never goes flat…guaranteed!