MJJC Foam Cannon V.3MJJC Foam Cannon V. 3 The Ultimate Foam Cannon for a Superior Wash The MJJC Foam Cannon V. 3 is the next generation foam cannon designed to deliver thicker, denser foam for a superior pre wash and contact wash experience. Whether youre a professional detailer or an enthusiast, this high performance foam cannon ensures maximum foam coverage, allowing for safe and effective dirt removal while reducing the risk of scratches. Produces Thick, Clinging Foam