Silicone bellow helps to effectively extract the last trace of coffee and minimize waste. Made of food-grade silica gel to ensure the safety and durability of long-term use. It can achieve the lowest possible retention rate and optimize the quality and consistency of espresso and coffee brewing process. The accuracy and perfection of coffee making are improved, and users can extract the last gram of coffee grounds every time to make a really satisfactory cup of coffee. Compatible with Niche Zero coffee grinders for precise extraction. Introducing the silicone bellow, the ultimate tool to elevate your coffee brewing experience. Crafted from high-quality food-grade silicone, this bellow is designed to achieve the lowest retention rate possible, ensuring optimal quality and consistency in every cup of espresso or coffee you make. Its innovative design helps extract every last trace of coffee efficiently, minimizing waste and maximizing flavor. With improved accuracy and precision, you can now extract every last gram of coffee grounds for a truly satisfying cup of coffee every time. Say goodbye to mediocre brews and hello to perfection with the silicone bellow for Niche Zero coffee grinders. Elevate your coffee game today! Item Name: Silicone Bellow Material: Silica Gel Features: Versatile, Convenient, Durable, Efficient Size Details: Diameter: 7.05cm/2.78" (Approx.) Height: 3.85cm/1.52" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Silicone Bellow