AM3691 Borosil Square 500ml Serving & Mixing Bowl (BGFGBBWL0013)BOROSILICATE GLASS Borosils entire range of mixing and serving bowls is made of the highest quality borosilicate glass, which is extreme temperature resistant ( 20C in the freezer to 350C in the oven) and extremely tough so it can withstand daily use in your kitchen. MULTIPURPOSE BOWLS You can use these glass mixing bowls to serve dals, subzis and curries, refrigerate leftovers, reheat meals in the microwave, bake in the oven, mix batters for cakes