Nankang 205/50R15 CR-S

The specification "205/50R15" refers to a tire size and its dimensions:

• 205: The tire width in millimeters.
• 50: The aspect ratio, which is the height of the sidewall as a percentage of the tire width. In this case, the sidewall height is 50% of 205 mm.
• R15: The tire is radial construction and fits a 15-inch diameter wheel.

"Nankang" is a tire brand from Taiwan known for producing a range of tires including performance, touring, and all-season options. If you're looking at a Nankang tire with these specifications, it means you're considering a tire with a width of 205 mm, a sidewall height that is 50% of the width, and designed to fit a 15-inch wheel.