【Airtight Seal Locks】 Equipped with secure side clasps, our snack box container creates an airtight environment that prevents odor transfer. This ensures that your dumplings and other snacks like buns and potstickers retain their authentic flavors without any cross-contamination. 【Reliable & Safe Material】 Made from quality, food-safe PP material, our dumpling box is designed to withstand low temperatures down to -4°F without cracking. The non-stick surface prevents dumplings from sticking, making it easy to enjoy fresh and intact dumplings whenever you wish. 【Stackable & Space-Saving】 Our dumpling box's stackable design maximizes your freezer space, allowing you to neatly organize and store multiple containers. Each layer holds up to 40 dumplings, catering to all sizes and varieties, making it a versatile solution for your storage needs. 【Freshness Tracking Timer】 Experience the convenience of a built-in freshness timer that lets you set and monitor the shelf life of your dumplings. This innovative feature ensures that you always enjoy your dumplings at peak freshness, enhancing your dining experience. 【Convenient Carry Handle】 A practical carry handle provides ease of use, allowing you to comfortably transport and handle the container with one hand. This user-friendly feature makes it simple to move your dumpling box in and out of the freezer, ensuring accessibility at all times.