Description Designed for use in thermos bags or containers. Allows drinks to stay cold and products to stay fresh for longer. After freezing for 4-5 hours, it works to cool for up to 20 hours. Key Features Material Water-salt gel solution, binder, high-density polyethylene Size 170 x 35 x 95 mm Packaging Parameters Length in packaging 170 mm Width in packaging 100 mm Height in packaging 40 mm Information and Documents Link to Certificate Open Certificate