New Box with 2- ZEROWATER Portable Filtration Filters.  For Travel Bottle/ Tumbler Only. 5-Stage Ion Exchange Filters. Removes 99.6% of Total Dissolved Solids Based on an EPA Certified Test. "000" Dissolved Solids, Just Like Purified Water. Factory Sealed Box. Box has some light shelf storage wear. Please use zoom feature on all pictures so you can judge the condition. *Free Ground Advantage Shipping.