Our reusable coffee cup filters are easy to use. Simply fill the refillable filter with ground coffee and place it in the capsule slot of your coffee maker. The reusable coffee maker is also easy to clean. The solid 304 stainless steel base is made of high-quality 304 stainless steel with resistance to rust and corrosion. With a tamper, the coffee gets even distribution and consistent pressure every time, eliminating key variables in espresso preparation and achieving uniform extraction, making it your best espresso accessory. Suitable for all types of coffee beans, regardless of roast level; you can get consistent particle size of coffee powder with the high hardness coffee grinder burr. Multi-scene use: portable coffee, travel, business trip, handbag, and suitcase can be placed. 1. Choose dark, fine, or superfine roasted coffee powder 2. Close the lid tightly, fill 3/4 full with coffee powder, and press down the coffee powder a little harder, but not too hard, so that the outlet is not blocked 3. Make a small cup of coffee and try the taste Try these methods if no coffee comes out: 1. The coffee powder may be too compact and the capsule outlet is blocked. Clean the capsule to ensure that the capsule hole is not blocked and that the coffee powder is lightly pressed and not compact. 2. Test with an empty capsule to check if the machine dispenses normally. Type: B Color: Silver Material: Stainless Steel Package Contents: 1 * Powder Hammer 2 * Reusable Coffee Capsules 1 * PP Spoon 1 * Cleaning Brush