ZWR1017 Features: * Superior portable filtration on the go * 5-stage, Ion-Exchange filter * Removes virtually all dissolved solids for great tasting water Includes: * Includes 2 replacement filters for ZeroWater Travel Bottle Model #ZB-030 Color/Finish: * Color change window shows exactly when to replace the filter Dimensions: * 4.03"" H x 1.37"" W x 3.75"" D, 0.65 lb