Universal Compatibility! Take the guesswork out of reusable, this cup is designed to work with both 1-Stream and Multi-5 Stream Single Serve Brewers, so you don't need any extra parts or adaptors. Constructed from high-quality BPA-free plastic and durable stainless mesh for long-lasting durability. The Single Serve Universal Reusable Coffee Filter Cup is compatible with the Keurig 1.0, 2.0, K-Mini, and K-Supreme brewers & more! (See Compatibility Graphic). Feel confident that your purchase is Satisfaction Guaranteed! Get brewing today with Joefnel's Universal Coffee Cup. Save Money, Enjoy Better Coffee, & Reduce Waste with Joefnel. Make the switch to reusable and Save Money, Reduce Waste, and enjoy a Better Cup of Coffee. Universally Compatible works Keurig 1-Stream Brewers (Keurig 1.0, 2.0, K-Mini, K-Elite, K-Duo & More) and Multi-Stream Technology (8-stream) Brewers (K-Supreme, K-Slim, K-Supreme Plus & more). See compatibility graphics in photos for full. No extra parts or adaptors are required - simply fill, place, and brew. Constructed from high-quality materials. BPA-free plastic with durable stainless-steel mesh for brew after brew. Easy to fill, use & clean - top rack dishwasher safe.