Key features Wide Compatibility: Precisely fits Breville 54mm models, including Barista Express (BES870XL / BES870BSXL), Barista Pro (BES878BSS), Barista Touch (BES880BSS), Barista Express Impress (BES876BSS), Bambino (BES450BSS), Bambino Plus (BES500BSS), Duo-Temp Pro (BES810BSS), and Infuser (BES840XL). Dial In Like a Barista : Real-time visual feedback from the bottomless design lets you fine-tune grind, tamp, and distribution, delivering consistently fuller flavor and café-quality results Built to Last, Designed for Comfort : Food-grade stainless steel ensures long-lasting performance and safe contact with coffee, while the ergonomic ABS handle provides a firm, non-slip grip for better control and consistency 18–20g Basket for Better Shots : Ideal dose range helps achieve even extraction, fuller crema, and smoother taste, giving you more control over every espresso you pull Designed for Learning and Precision : Visible spurting or uneven flow is common and serves as real-time feedback, guiding you to improve puck preparation and achieve richer flavor with greater consistency Free shipping included. 30-day hassle-free returns.