This super fast looking city slicker turns any bike into a racer helping bike messengers meet those tight deadlines or fitness riders who require a faster tyre puncture protection and reliability is taken care of thanks to continental39s renowned hard wearing tread compound and two safetysystem anti puncture layers beneath the tread an improved 180 tpi 40threads per inch41 nylon casing increases speed and comfort this is because the finer casing material deforms more quickly arou