iSi Nitro Whipper, 1L, SilverProduct description Nitrogen creates a velvety creamy texture and a long lasting foamy head for brews and cocktails. This Nitro Whip from iSi allows you to dispense fresh for every serving and the iSi designed closed system allows the brew to remain unchanged for several days in refrigeration. The dispensing process is simple: just fill the Nitro Whip, charge with one iSi Nitro Charger, shake, and dispense. Watch the engaging swirl and cascade, as the