This 750ml Tritan bottle, in black/yellow, from iDrink, reference ID2130, is a reusable bottle made of transparent copolyester. Tritan is a BPA-free, transparent, and virtually unbreakable copolyester that does not retain odors or stains and is resistant to both heat and cold, and is dishwasher safe. This is the intermediate version of the same black/yellow pattern, also available in 500ml, 1000ml, and 1500ml. It is a preferred option for those seeking this vibrant contrast in an intermediate volume within this range.