Borosil VCLK180 Vision Classic Large Katori Bowl (Set of 6), 6 oz (180ml), Glass Made of 100% Borosilicate Glass; Thin walled and lightweight construction 100% flameproof - easily moves from freezer/fridge to stovetop/microwave/oven and back again Dishwasher proof - won't turn milky or cloudy with repeated use Non porous glass - won't absorb stains or odor 180ml/6oz; Temperature range -40F to 660F