The CanSolidator Cupboard is a sturdy, convenient way to store up to 20 cans. Featuring SmarTrac technology, the CanSolidator Cupboard is a front-loading system that automatically rotates cans on a first in first out basis. The CanSolidator Cupboard is expandable and stackable, allowing for easy can organization and storage. This is the perfect stand-alone solution for any small cupboard space.