INNOVATIVE PATENTED DESIGN - The same original Airscape technology, only for larger buckets! The plunger lid pushes out excess air to preserve protect freshness flavor. The patented two-way valve removes and locks out air and humidity. Keep what's fresh today, fresh tomorrow! | | BRAND NEW FEATURES - We've been hard at work to redesign the bucket lid, and it's finally here: featuring a Nitro Flush Port and a Degassing Valve to add versitility and even more ways to keep your goods fresh! Newly roasted coffee is easily degassed. Pickling or fermenting can effortlessly be burped. Or, give your beans buds a nitro-flush to maximize long-term freshness! | | THINK BULK - Fits most 3, 5, and 7 gallon buckets, so the possibilities are endless: coffee beans, hops, grains, dog food, rice, chicken feed. It can even be used for pickling, fermenting, composting! *Bucket not included* | | QUALITY COUNTS - Airscape products are designed and field tested in Montana, US.