monbento Positive Small Water Bottle Made in Tritan, a high quality plastic, the mb positive bottle is shock resistant and as Transparent as glass. Who said you can't be robust and chic at the same time? As well as being Original, this box's square shape allows for maximum capacity within a minimum space: the glass will always be half full with the mb positive! BPA-free and made from quality materials, the mb positive bottle is food safe and conserves flavors. A reliable bottle that's great for the whole family! Dishwasher-safe; airtight; soft touch BPA-free; food grade