1/2" ID x 3/4" OD Master Plumber Reinforced Flexible PVC Hose for air, water and spray applications. Red cover Contractor grade construction for pressures to 300 PSI. Non-marking abrasion resistant cover. For use with hose barbs and clamps, Temperature Range 25 to 150 degrees Fahrenheit. Working pressure 300psi at 70 degrees Fahrenheit. Master Plumber Dispenser Box Carton contains 100 feet of tubing. Tubing is marked every foot for easy measuring and cutting. Made in North America.