1、Filter basket is reusable, environmental protection, saving, good filtering effect. 2、Brew your favorite coffee, brew your own flavor and freshness coffee to make your life unique. 3、Stainless steel precise filter screen has good slag separation effect and good filtering effect. 4、Food grade PP+304 stainless steel material, BPA free, safe and durable. 5、Perfect for restaurants, coffee shops, as well as office and home use. 1 x Filter Basket100 x Filter Paper Item Type: Coffee FilterMaterial: Stainless Steel+PP+Raw Wood PulpColor: BlackFilter Basket Product Size: Approx. 107x80x64mm / 4.21x 3.15x 2.52inWeight: Approx. 222g / 7.8ozApplication: Fit for KEURIG K-DUO ESSENTIALS, fit for KEURIG K-DUO BrewersHow to UseStep 1: Fill up your favorite coffee powder (add 8-10g per cup, can be adjusted according to taste)Step 2: Put the filter bucket into the coffee machineStep 3: Select "cups" mode and suitable capacityStep 4: Enjoy the coffee