5/8” (17 mm) diameter 50 ; (15 m) length. Built tough to resist high psi water pressure and surface abrasion. Striated surface for good gripping and long durability. Crush-proof nickel plated brass coupling to resist accidental tire run overs. Hot water resistant up to 160 degrees F. (71 deg. C.). Six bright colors for the highest visibility. Ability to color coordinate garden hoses with watering cans sprinklers and hose nozzles.