The PUR Explorer Water Filter is a pump-action water purifier that is new in the box. It is designed to be portable and convenient for use on the go, making it ideal for camping, hiking, and other outdoor activities. The blue color adds a stylish touch to the filter, while its pump action ensures efficient and easy purification of water. It is the highest level of portable water filter, able to make drinking water safe and help remove unpleasant odors and flavors.