Fee Brothers Fee Foam is a unique product designed to add a frothy texture to cocktails without altering their flavor. Produced by Fee Brothers, a renowned manufacturer of cocktail mixers and bitters based in the United States, this foam is ideal for bartenders and cocktail enthusiasts looking to enhance the visual appeal of their drinks. It is made using a proprietary blend of ingredients that create a stable foam, perfect for topping off a variety of cocktails. Fee Foam is a versatile addition to any bar setup, allowing for creative presentation and a professional finish.