The HCT40L disposable refresher towels are perfect for restaurants, spas, dinner parties, airlines, kitchens, bathrooms, camping, hotels, trips, offices, hydrotherapy centers, barbecues, and more! Just add hot or cold water to the pack and dispense with the included tongs. Used on first-class flights and 5-star restaurants all over the world and similar to Japanese oshibori towels, hot towels will add a nice touch for your guests! These towels are made of non-woven cotton material. Since they are disposable, there is no need to invest in a towel warming device. To heat these towels, you can either add hot water to the tray or transfer the towels to a plate or bowl, wet them, and then microwave. You can chill the towels by adding ice water to the tray. Hot towels are a useful household and entertaining item! They are also great for outdoor activities, camping, traveling, and yoga. Each sealed tray has 8 towels, and each pack comes with 5 trays. These towels are lemon-scented. Each towel measures 8 inches by 8 inches. All towels are white in color.