NEW Continental GRANDPRIX 4 Season 700c 28mm (two in box) these are Amazing durable tires for all weather training/ touring i have 3 new (two in original box) i have recently changed to the 32mm size tires since they became available this year paid nearly 5000¥ each this summer happy to sell all 3 for 12,000¥ or best reasonable offer can meet near shinjuku