Cool and refreshing, warm and cozy. Convenient for various situations, such as when you want to relax or during travel. One item, three ways to use it! An eye mask with a hot and cold gel pack. The gel pack can be reused, making it eco-friendly and economical. Made of soft material for a comfortable fit. Multi-functional for various scenes, such as relaxing at the end of the day or before bed. ☆ Cool down the gel for a refreshing cool sensation Cool the gel pack in the refrigerator for a refreshing, cool feeling! Perfect when you feel feverish or want to feel refreshed. Recommended for use not only on the eyes but also on the forehead and neck ☆ ☆ Warm up the gel for a hot, relaxing sensation Warm the gel pack in the microwave for a warm and cozy feeling ♪ Gently warms the eyes of modern people who work continuously. Recommended for those who often spend long hours looking at computers and smartphones. ☆ Use without the gel for bedtime You can remove the gel and use the mask on its own. Even in unfamiliar environments such as travel, business trips, bullet trains, or night buses, it blocks out light and easily creates a sleep-friendly environment. This is a bulk sale of 20 pieces. Immediate purchase is welcome.