Check the listing for details. 10Pcs N2 Nitrogen Cartridges Nitro Cold Brew Coffee Maker Home. Color: Silver, Condition: New. Listed at 24.63 USD. Nitro Cold Brew Coffee at Home - NOT FOR WHIPPED CREAM - Use ICO’s nitrogen 2g cartridge to make your own nitro infused cold brew! Get the velvety smooth creamy texture of dairy without the dairy by infusing coffee with nitrogen gas. The micro bubbles from the nitrogen give your coffee a sweet flavor without sugar and frothy, cascading, velvety cream without the calories! Nitro Beverages - Use ICO's N2 refill chargers to infuse nitrogen into drinks to produce a rich, silky, luxurious texture and a thick and creamy foam head. Using a nitrogen cartridge enhances the taste and mouthfeel of a variety of beverages like stouts and ales for nitrogen beer, tea, cocktails, cocoa, and much more. Use in your home kitchen, restaurant, or coffee shop with a nitro coffee maker.