The heel lift insert is mainly made of high-elastic silicone material, which softly protects the heel, has high adsorption power and does not move in the shoe. These durable heel pads are durable and reusable and suitable for both men and women Reduce Heel Discomfort: The shape of the insert is U-shaped and conforms to the foot. The soft material is comfortable to wear and elastic; The bottom of the insole is a honeycomb structure, which can relieve the pressure on the sole of the foot and achieve a non-slip and stable effect Adjustable height: the height increase insole consists of 3 layers of pads, which can be attached or removed through the honeycomb buckle.Features: Height adjustable Sweat-wicking and breathable surface Application: These raised insoles are suitable for both men and women and are suitable for all types of shoes, e.g. B. for running shoes, dress shoes, boots, athletic shoes, work shoes, leather shoes, etc. They are a great product to help you increase secretly your size. Specifications: Material: silicone and velvet Adjustable height range: 0.8 inch/ 2 cm - 2 inch/ 5 cm Package includes: 3 pairs of heel lift inserts