Such paint brushes contains oil and gas lamps, no paint trays, very easy, and it can be installed one 1 liter of paint, painting 275 square feet of range, cost-effective way to control the paint loss and to minimize waste, and durable plastics design and high-quality thick-roll for you to create a professional there are both smooth texture of the paint, indoor and outdoor all good operation. The handle bar can be lengthened, so you use them very easily