Joyo Klip It Stainless steel container comes with easy locking. These containers are made from high quality non-magnetic stainless steel body. Joyo Klip It container has odourless lid cover with food-grade silicone seal (gasket) in lid & has all 4 sides locks which ensure airtight containers for keeping food fresh, 100% leak-proof containers for keeping food from spilling, stackable design for easily storing the containers on top of each other and the pioneering clip mechanism. Take this container to the office, school, camping or hiking.