No need for messy paint trays and ladders. Holds 22oz of paint directly in the handle. 2x Faster than manual rollers. Paint a 7' x 10' area with a single fill. 9" x 3/8" perforated rolled cover for smooth results. Extends up to 40.5"L with roller head attached. Lock-n-go release pushes paint back into bucket for quick and easy cleaning. Fill valve draws paint from can directly into the handle. 22fl oz Paint capacity. Ratchet trigger pushes paint up the tube into the roller. Can be used with latex and oil based paints including paint-and-primer in one.