In one embodiment, the present invention is a beaker type dyeing machine. One embodiment of an apparatus for dyeing a material in a beaker includes a cylinder body having a first end and a second end, the first end being configured for coupling to the lid of the beaker, a check valve incorporated into the first end of the cylinder body, and a plug incorporated into the second end of the cylinder body, the plug being operable to control opening and closing of the check valve.