Super Lock Plastic Container is constructed from BPA-free, food-grade plastic. Features a lid equipped with a silicone seal to help prevent leaks. Temperature-resistant for hot and cold applications. - Name: SUPER LOCK Food Container Chef Box Model 6072 600 ml x 4 - Brand: SUPER LOCK - Unit Amount: 4 unit(s) How to Preserve: Store in a cool, dry place away from direct sunlight.