A pure life saver when it comes to making meals for the work week and storing left overs. Never worry about messy spills in your lunchbox again. With thick glass walls and a durable rubber seal, it’s built strong to last Simply press on all four locking tabs and presto! Your food is all sealed until you’re ready to dig in. The clear container makes it easy to see what you have stored inside at any angle. The containers are stackable to save precious cabinet space. Remove the lid and the container is oven safe up to 450 degrees Fahrenheit. The rubber seal is removable so you can wash each individual piece with ease.