[Features] It has handles on both the top and sides for easy carrying. The reverse scale allows you to see the remaining liquid level at a glance. No inner plug is required, eliminating the hassle of removing the inner plug and eliminating the risk of liquid leakage. The height dimensions of the 3L, 5L, and 10L are all the same, so they can be stored in spaces of the same height. This is a square bottle that can be used either vertically or horizontally.