XIANQI Soft Comfortable Material: Compared with traditional gel heel protectors, our heel protectors made of high-quality skin friendly material. The soft, breathable Lycra fabric can quickly absorb moisture and keep your feet dry and fresh, making you feel like walking on the clouds. Non allergies and non slip. Instant Heel Pain Relief: The heel pads cushion is embedded with a premium silicone, designed to better absorb vibrations, reduce the soreness, swelling and discomfort caused by running, jogging or standing all day. Great for Heel Pain Treatment, Cracked Heel Protection, Relieve the Heel spurs and Tingling, sore feet, plantar fasciitis, treat stress fractures and sprained foot when walking or running. Flexible Adjustable Design: One size fits most people. The flexible and adjustable hook loop can be adjusted according to your needs to provide maximum comfort and better protection. All Day Comfort Reusable: Heel cups provide foot protection, reduces friction and shock absorption. Our heel pads can be comfortably worn with sneakers, dress shoes, high heels and work boots in daily life. Even wear with socks make it become no show. Washable and Reusable, If the heel support pads gets dirty, just wash with warm and soap water. Colour: Black Size: 4.2*3.54*1.7 inches Delivery Quantity: 2 pairs