●??SODA MAKER WATER BOTTLE:Extra carbonating bottles for most sparkling water maker. ●?? BPA-FREE:Made of PET, the safe and durable plastic for bottles. Non-toxic and eco-friendly, yet still do not put the bottle into the dishwasher. ●?? ENVIRONMENTAL FRIENDLY:Each bottle lasts up to 3 years and replaces 2000 bottles and cans. ●?? KEEP SPARKLE:Hermetically sealed cap keeps the sparkling beverage fresh longer. ●?? Ideal for Sports and Fitness:It keeps you hydrated after your workout. A must for gym, fitness, camping, cycling, running, yoga and travel.