Outer dimensions: Approximately 145 x 165 x 115 mm Inner dimensions: 120 x 135 x 105 mm Capacity: 1.8 L Applicable cooler: Mini Cool 850/1050, / Perfect fit for the Mini Cool series! Waterproof case for lunch boxes and small items. ■ It fits perfectly in the mini cool series. ■ Convenient for storing items that you do not want to get wet, such as lunch boxes and small items, separately in the cooler ■ S850 can store one, and S1050 can store two. ■ Can be stored on the bottom of the cooler (2 levels can be stored up and down) ■ It doesn't get too cold when placed on the top, so you can store rice balls and sandwiches deliciously. The image of the product is a representative image. Also, the color may look different from the actual product. Please be forewarned.