Use premium food grade silicone, this milk tube hose is talc freely, semi Transparency, and safe for food , featuring excellent heat and pressure resistance for great . Soft smooth inner wall prevents residues buildup, ensuring stable milk Flows and easy while creating perfect microfoam for cappuccinos and lattes. Works with / series and other espresso machines or Easy Fine Foam Cappuccino nozzles for versatile use. Semi Transparency construction allows quick dirt detection, ideal for commercial environments with strict hygiene standards; recommended replacement every 3 months. Optimizes milk texture for quality beverages, suitable for both high frequency cafe use and home baristas making espresso based drinks.