I use a fifty-fifty blend of Hawaiian Kona and Colombian Supremo. I buy multiple pounds when either is on sale, there vacuum pack it (ground), and freeze it:
https://www.costco.com/FoodSaver-2-i...100428458.html
My FoodSaver model I got about ten years ago off a TV infomercial, so not the exact one above, but brand has a good rep, so about any model is likely a good investment.