I accidentally bought two, so I'm selling one. ● The top is zippered. There's a hole in the tab, making it convenient to take out when using a hot water bath. ● It can be used in the microwave, hot water bath, refrigerator/freezer, and dishwasher. Individual packaging size: 240XX230 x 35mm Individual packaging weight: Approximately 191g 【Material】 Silicone rubber 【Body size】 23cm x 12cm x 19cm (when the zipper is closed) 【Capacity estimate】 Approximately 18L 【Heat resistance/Cold resistance】 200 degrees / -30 degrees Silicone bag