Having extra Drinkmate bottles lets you make and store different drinks. This twin pack of bottles includes fizz-preserving caps, and may be used for up to 3 years. Features a removable bottom cap for easy cleaning.  Our 1 liter bottles are interchangeable on all Drinkmate Countertop and Drinkmate Spritzer units. * Sold as a 2-Pack (Twin pack) * BPA Free and food safe PET material * Carbonation preserving top cap * Removable bottom cap for easy clean * Hand wash only * 11 inches with cap on