This high-pressure abrasive helmet air-line hose is made of polyvinyl chloride and comes in green. It has reinforced braided polyester yarn and a 1/4 inch air fitting. The QD hose has a maximum pressure of 230 psi and measures 50 feet length x 3/8 inner diameter x 19/32 inches outer diameter. It has an operating temperature ranging from -20 to 150 degrees Fahrenheit and meets the NIOSH standard.