NEAT COFFEE STORAGE FOR ESPRESSO LOVERS - You can dose out your espresso shots for the week with these our cool dose tubes. The rubber seal on the caps will keep the beans air tight, this key feature prevents oxidation, preserving the beans’ intrinsic flavors and extending their freshness KEEP BEANS FRESH - Keep your coffee beans and grinds fresh with our single dose coffee bean storage cellars. Made from strong polycarbonate, as strong as glass but more durable SINGLE DOSE ESPRESSO - Each tube can hold approximately 20 g of coffee beans. Storing your beans and grinds in smaller qualities can reduce any waste, perfect for any home and cafe barista. Our coffee beans container set reduces your beans to air exposure and makes sure every cup tastes amazing CONVENIENT STAND & HOPPER - The sturdy acrylic stand was pleasantly heavy and had rubber feet installed. The set includes a mini-hopper for easy re-filling. Also suitable to carry for camping or on the go EASY BREWING COFFEE - This greatly speeds up the single-dosing workflow by not having to measure the weight of the coffee each time. Dump the coffee beans into the grinder, and get exactly the right amount with no mess These storage cellars are well made and keep your beans fresh. This is a coffee bean holder set that has 6 tubes to hold beans, a funnel to get the beans into the tubes, and a nice base to hold the tubes. Each tube holding 19.5g of beans so the stated capacity of 20g is just about right on. They are easy to fill and empty and take up almost no space in the cabinet/freezer. You do like the fact that you can pre-measure your beans for making espresso and then every morning I just grab a tube and pour it into the grinder to start off my workflow