This innovated food storage container has a pair of special patented locking wings for keeping food fresh and provideing ainstant opening and closing motion. Also the pair can befunctioned as heat preventive handles after microwave reheat. Patented locking wings for air-tight, liquid-tight and leakproof food storage with convenient and greatly simplified sealing and opening processesUnique design saves users' time and energy to seal and unlock containers with simple one-hand motion. Push both buttons on wings for opening containers quickly; push down the lid to seal the container securely within 1 secondWings seal lid tightly in order to keep food fresh and prevent leakageContainer is composed of non-toxic, chemical and temperature resistant PP and silicon rubberUnlike 4-clippingfood containers,Push & Push container has a simple base and lid shapes for easy cleaning; top of the lidhas the geometry forconvenient stackingContainer is microwaveable; heat resiting wings are functioned as handles right after the microwave heating. Customers can choose containers with stronger and more transparent SAN lidsMicrowaveable, dishwasherand freezer safeODM and OEM are welcomed