Abstract: Devices, methods and systems for at least priming water filters are disclosed. In one or more embodiments, a device includes a barrel portion, a first opening, a handle portion, a second opening, and a bottom surface for engaging objects of various shapes and sizes, wherein at least a portion of the device is able to be rolled back onto itself at least once by a user. In one or more embodiments, a system includes: a device, a water filter and a faucet. In one or more embodiments, a method for using a device includes: operably attaching a water filter to the device, operably attaching the device to a faucet, applying water pressure from the faucet in order to prime the water filter, and observing the effects of water pressure on the device.