Filled with water once - dogs never used… filter is still packaged and new Comes in original box Upgrade 70oz Large Capacity: The upgraded 70oz/2L large capacity dog water bowl provides sufficient water for your pet, suitable for small-medium, large dogs, and families with multiple pets. Add Activated Carbon Filter: Added activated carbon filter to effectively filter impurities and residual chlorine in the water. The floating disk design helps prevent the dust, dirt, and pet hair from falling into the water to affect water quality. Provide clean water for your pets all day. Double Anti-spill: The waterproof edge strip and floating disk dual design can effectively prevent water from overflowing, keeping your floor dry and tidy at all times.