If you like to take your favourite meals to work with you, then the 600ml, leakproof and lightweight Glass Lunch Bowl by Black + Bum is your go-to lunch box. This awesome lightweight punchbowl in almond is big enough, and tough enough to carry everything from your favourite sandwiches and salads to some seriously hearty curries or even giant pasta dishes. It even boasts a silicone lid to stop any splattering in the microwave. Say goodbye to plastic and hello to your new glass lunch bowl that can do it all. Description 12 x 12 x 9.5 cm. Materials Glass. The lunch container’s lid is made from stainless steel (do not microwave) The wood fibre base is made from polypropylene and 30% wood ethically sourced FSC certified forests it is hard-wearing and microwave friendly.