1.【Superior Raw Materials】: Made of High elastic, durable, heat-resistant, aging-resistant, non-toxic material,more Soft and Comfortable. Just enjoying shopping, exercising. 2.【Unique Heel Fit Design】: With the Venting holes design on the heel cups can keep your feet breathable and comfortable. It offers more comfort, support and reliability across the entire ball of your foot. 3.【Easy to Use & Reusable 】： breathable heel cups are made of SEBS material and are easily washable with warm water, you can put some body powder before using will more comfortable. 4. 【Wide Application 】：These soft heel cups fit for many shoes such as high heel shoes, dress shoes, boots and other kinds of shoes with or without socks. You don’t worry about wearing them in rainy weather 5.【Unique cellular design】： You don't have to worry about your shoe size. Walking around in it will make you feel at least 10 years younger. The shock absorbing properties of the Gel Heel Cup can also relieve knee and hip pain.