LARGE CAPACITY FOOD STORAGE - Metal tupperware is 6 x 4 x 2.25 inches with 1 big compartment and 1 smaller section for packing healthy meals or snacks. DISHWASHER AND FREEZER FRIENDLY - Convenient and fast cleanup! Just toss your Japanese inspired bento box in the dishwasher and pat dry to prevent water spots. The silicone ring is removable from the lid for easy cleaning. Not microwave oven safe. DURABLE AND ECO-FRIENDLY DESIGN - Eat worry free, this metal container is made of food-grade 18/8 stainless steel, which is non-toxic and BPA-free. The bag is made of waterproof fabric with non-fraying stitching, strong smooth-glide zippers, and reinforced seams.