Details: The "Moisturizing Heel Socks" have a soft cotton exterior and are machine washable.

Here's why this is perfect for Whatever Your Day Brings®: Insulated gel lining warms the skin, allowing treatments to effectively nourish the skin & lock-in moisture. Relieves & replenishes dry, cracked skin for softer, healthier feet & protects against harsh conditions. Hydrates & softens rough heels for a smooth feel.