Features: Make of stainless steel, safe and enduring, fine workmanship, and exquisite appearances. Reusable coffee pods have a strong construction, excellent leakproof filtration performances. Easy to use: fill it with coffee, easily close the lid, and put it in the machine. Save money and reduce waste by brewing coffee with reusable coffee K cups. Make sustainable choices without sacrificing taste or convenience. Designed for coffee lovers who care about quality and the planet. Specifications: Component: Stainless Steel Size: about 50x42mm/1.97x1.65inch Applicable Model: 1.0 Series，B40,B44,B50,B66,B70,B77,B79,B100,B135,B140, B145, B150, B155, B200,B1250,B1255,B3000,K40,K45,K75,K145,K150,K155,K1500. Package Includes: 1set Coffee capsuled Cup note: 1. Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 2. Moderate amount of coffee powder: When filling coffee powder, avoid overfilling (it is recommended not to exceeds 80% of the capsuled box capacity), as overfilling can cause the sealing cover to fails to close properly and result in liquid leakage during brewing; It should not be too low, otherwise it will affect the concentration of coffee extraction. 3. This model is only suitable for 1.0 coffee machine, please refer to the compatible models in the picture.