315/30ZR21 Continental Contisportcontact 5p 105(Y)Confidence on every journey starts with the 315 30ZR21 Continental Contisportcontact 5p 105(Y). Built by Continental, the CONTISPORTCONTACT 5P emphasizes balance: grip when you need it and comfort when you want it. Its Blackwall sidewall adds a clean look while helping protect against bumps and scrapes from daily use. The tread pattern is tuned to maintain traction on dry pavement, manage water in the wet, and stay composed in light snow. Tailored to