• Made of borosilicate glass and is guaranteed to withstand temperatures of up to 350 degree centigrade • Can be safely used in the microwave, oven, fridge, freezer and dishwasher and non-porous glass will not absorb stains or odors • Unlike plastic will not leech chemicals into your food even over repeated usage and unlike regular soda lime glass will not turn milky or cloudy with repeated usage • Color: Transparent, Material: Glass • Package Contents: 6-Pieces Vision Glasse (350ml), Warranty Information: 2 years warranty against manufacturing defects