Warm reminder: the gel lining contains moisturizing spa essential oils, pay attention to placement to avoid leakage of essential oils, the maximum stretchable size of the moisturizing socks is 12 inches, please check before buying. Application: We recommend wearing moisturizing gel socks for at least 20-30 minutes at a time, at least 3-5 times a week, and can be used in conjunction with a face cream. Recommended for rest, not suitable for sports, work and walking. It is also acceptable if you want to sleep in them overnight. Washable & Reusable: Washable and reusable moisturizing socks can be used over and over again. But as the number of times of use increases, the effect will decrease, so it is recommended to replace it with a new one every 40 times. Anti-Slip Design: The bottom of the gel socks is designed with special anti-slip points, the pattern is very cute, it provides better grip and improves stability and balance. Makes it easier for you to walk in gel socks. Gel Included: This moisturizing sock contains moisturizing gel that not only relieves chapped heels, but also hydrates the skin of the entire foot for a natural, healthy look, nourishes smoothness and increases flexibility. Material and Size: Comfortable plush fabric, the outer material stretches to fit most women's foot sizes, soft, stretchy, and comfortable.