- COMPATIBILITY: Designed to work seamlessly with a range of Keurig machines, including models K-select K80, K-elite, K155, K250, K200, K-class K50, K45, K55, K145, K575, K478, K15, K-mini plus, K-cafe, and K-duo essentials. Enjoy versatility in brewing your favorite coffee blends. - SAFE & HEALTHY MATERIAL: Crafted from high-quality 304 stainless steel, this capsule is environmentally friendly, BPA-free, and dishwasher safe, ensuring safety for you and your family while being easy to maintain. - OPTIMAL FRESHNESS: Our innovative oxygen-free sealing technology uses aluminum foil to keep your coffee powder fresh for up to two years. Say goodbye to stale coffee and enjoy a rich, flavorful brew every time. - USER-FRIENDLY: This capsule is washable and reusable, making it a practical choice for eco-conscious coffee lovers. Cleaning is straightforward with the included brush, and it can be air-dried for your next use. - USE SCENARIOS: Perfect for everyday coffee rituals at home, office coffee breaks, or as a travel companion for fresh brews on the go. Enjoy the flexibility of brewing your preferred coffee style without compromise. - SIZE AND PERFORMANCE: This capsule is designed for optimal performance in all compatible Keurig machines, delivering consistent results that enhance your coffee experience. Choose this reusable coffee capsule for a sustainable, efficient, and flavorful brewing solution.