One-piece design with heat-resistant stainless steel mesh. Save up to 70% compared to using portion packs, brew your favorite coffee and at the same time reduce your carbon footprint on the environment. Fits home brewers B30 B40 B50 B60 B70 K10 MINI Plus, K15 K40/45 K55 K60/65 K70/75/79 series, NOT compatible with 2.0, B100, B100P or B2000 / 3, Vue, Rivo or commercial brewers. Perfect gift for coffee lovers. DO NOT overfill the basket with ground coffee as it will overflow and spill. Only up to 3/4 of the way. Optimized for all brew sizes (120 ml to 360 ml depending on your model), rinse clean under running water after each use. Reusable and environmentally friendly. Color: as shown Material: plastic + stainless steel Package contents: 1 * Full cup 5 * Separate inner cup Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The allowed measurement error is +/- 1-3 cm.