The Pet Life PYURE ABS Plastic Handheld Travel Filtered Water Pet Feeder helps remove impurities and harmful chemicals found in water while on the go. The travel water pet feeder provides an easy and convenient water feeding system with a press-to-release button. The press-to-release button easily releases water when tilted downward and a press and tilt upward mechanism will return the water into the inner chamber, avoiding water waste. The bowl of this travel water pet feeder is curved to help prevent splashing and spilling of water during hydration, and also helps to ease neck strain. This travel filtered water bowl includes a filter cartridge that's good for approximately 60 - 90 days of usage. If you like to take your dog on long walks, runs, hiking, or travel often, this travel water pet feeder is perfect for you!