Bobble Jumbo Water Bottle with Yellow Filter, Set of 2, is a revolutionary product that takes care of the planet, keeps your body hydrated, your wallet fat, and your taste buds satisfied - all while looking good doing it. Filters as you drink. Made in the USA. Great taste. Recycled. The filter is recommended to be replaced every 2 months or after 40 gallons of water have been used (roughly 300 refills). Each bottle: 3.5 D x 10.25 inches, 34oz / 1L capacity