How much water does the stainless steel water bottle hold? Administrator August 17, 2017 17:00 The plastic water bottle holds 16-ounces of water. Related articles What do I do if I've forgotten my ARIIX ID number? Can I filter ocean water with the Puritii water filter? Does the Puritii water filter produce "Zero Water?" Isn't tap water safe to drink? Comments 0 comments Please sign in to leave a comment.