A 600ml stainless steel lunch box that is the first 100% leakproof one on the market due to having a secure vacuum-sealed closure. Take your food on the go with the Black + Blum large sandwich box. This sandwich box is perfect for school, work, picnics, and more. Made of stainless steel, it features a silicone inner compartment, silicone strap, and antibacterial natural bamboo lid that doubles as a chopping board. \n Measurements: 6-9/10"" L x 5-1/10"" W x 2"" H, with a 20 ounce capacity