Features: 1. Made of durable nylon and silicone material, comfortable, odorless, harmless and eco-friendly. 2. To protect the ankle from shock compression by walking jogging and jumping. 3. Elastic fabric and an ergonomic design keep the knee pads snugly in place all day long. 4. Help to transform rough, dry, cracked heels to be more soft, supple, and healthy. 5. Designed to be used around the ankle area. Used to cushion and protect the entire area of the ankle friction caused by rigid ice-skating boots and other shoes. 6. Open toe design with good breathability is good for keeping your feet cool and dry from sweat in summer, and fits for both women and men. Specification: Item Type: Ankle Protection Sleeve Material: Nylon, Silicone Item Color: As Pictures Shown Item Size: Approx. 17.2 * 8.3 * 0.5 / 6.8 * 3.3 * 0.2 inch Package Weight: Approx. 55 g Package Include: 1 x Pair of Heel Crack Sock Package List 1Made of durable nylon and silicone material, comfortable, odorless, harmless and eco-friendly 2To protect the ankle from shock compression by walking jogging and jumping 3Elastic fabric and an ergonomic design keep the knee pads snugly in place all day long 4Help to transform rough, dry, cracked heels to be more soft, supple, and healthy 5Designed to be used around the ankle area. Used to cushion and protect the entire area of the ankle friction caused by rigid ice-skating boots and other shoes