ZeroWater's 12 cup Ready Pour pitcher is the first in its class that has a sealed lid and reservoir, making it possible to pour water that has already been filtered without spilling water that's still filtering. It also features a one hand, pull and pour button spout for easy bottle filling. The 12 cup Ready Pour uses the premium ZeroWater filteration system which, combines FIVE sophisticated technologies that work together to remove virtually all dissolved solids from your water. The result is great tasting water, straight from the tap, and the only pour through filter pitcher on the market that's certified by the NSF to reduce both lead and chromium