Lock&Lock Rectangular BPA Free Food Container with Leak Proof Locking Lid and Drainer Tray, 3.6-Cups, 29 Fluid Ounce Excellent airtight and watertight with patented 4-hinge locking system with silicone sealing ring Microwave, freezer & top rack dishwasher safe Made from highest quality bpa free material for strong durability and safety Ideal for storage of food and accessories Simple design and easy to use with removable drainer tray