https://www.supertech-vip.com/products/rolling-cart-insulated-cover/ Composition: Iron cage+insulation box+ice row Function: Mobile insulation box Internal size: 655 * 490 * 1375mm Outer size: 800 * 600 * 1700mm (including wheel height) Volume: 441 liters (fixed size) Insulation duration: 24 48 72 hours (1-3 days) Advantages of 3 Tier Rolling Cart Cover 1.Save manpower, reduce costs, and achieve high production capacity and high quality. 2.Welded into a surface using circular tubes and connected with fixtures, foldable. 3.According to customer requirements, additional layers can be added and equipped with 4 movable wheels to facilitate the movement of goods. Now the price of rolling cooler cart cover is reasonable, anything you need, please contact us.