The design that fits the heel provides support for the heel, reducing the soreness, swelling and discomfort caused by running, jogging or standing all day, there by providing comfort and daily activities. These gel heel cushion pads are self-sticky. Wearing them, they don't slip, which protect your feet.They fit well in high heel shoes, dress shoes, boots and other kinds of shoes with or without socks. Suitable for men and women. One size fits all.