Product advantages: 1. Compatible with KEURIG 2.0 and 1.0, MINI PLUS series (most other cups on the market are not compatible,) 2. Large powder filling capacity, reusable, environmentally friendly and economical. 3. The filter screen is relatively thin, resulting in less coffee residue. 4. Fine workmanship, without burrs. 5. The cover is integrally formed without peeling off. 6. Keep Fresh: You can use your own freshly ground coffee beans. Unlike coffee beans purchased in stores, coffee beans can deteriorate and remain on the shelf forever. You can grind fresh coffee grounds yourself and use them in Keurig or other compatible single serving coffee machines Suitable for K10Plus k45 k55 k65 k70 k75 k80 k90 k155 k200 k250 k300 k350 k360 k245 k400 k450 k460 k475 k525 k525C k550 k560 k575 K-Select K-Elite K-Compact K-Mini Plus K-Caf K-Compact V600 V700 V1255 B30 B40 B44 B60 B70 B130 B140 B150 B145 B155 B200 B300 000 hamilton flexbrew e3881ce and other models of coffee machines Weight: 10g/piece External dimension: upper width 52mm, lower style 37mm, height 42mm Material: food grade plastic pp+stainless steel 304