The cooling gel strip on the bottle will help cool or keep your drink at the desired temperature where there is no ice or refrigerator. Great for a picnic. You can use a bottle of wine, sparkling wine, but also soft drinks. Put it in the freezer for about 5 hours before use. It is necessary to spread the gel evenly over the entire surface of the belt before freezing. After freezing, fasten the cooled strip to the bottle with Velcro. This will cool the drink or keep it cool longer. Reusable, unbreakable. Material: plastic, gel fluid, velcro. Dimensions: 15x32.5 cm.