1. INCREASE CAPACITY FOR MULTIPLE PURPOSES: Stackable design allows versatile packaging for rolls, dumplings, noodles and breads, maximizing storage space efficiently. 2. NON-STICK WAVE STRUCTURE BASE WITH REFRIGERANT: Prevents food from sticking and helps retain freshness, while sturdy stacking reduces tipping and simplifies storage. 3. TIGHT AND SEAMLESS BUCKLE CONNECTION: Secure, odorless attachment keeps stacked boxes in place and prevents them from falling off, making daily storage convenient. 4. MULTI-LAYERED FREE STACKING: Stable stacking adds freezer space, saves room, and keeps dumplings, rolls and other foods organized and easily accessible. Use scenarios: - Home freezer organization: store dumplings, noodles and breads, stack multiple boxes to maximize vertical space and easy access. - Bakery or deli storage: keep rolls and breads neatly stacked in the freezer while maintaining freshness and reducing clutter. - Catering or meal prep: transport stacked portions securely, with items kept organized and ready for service.