From weights as little as 430g and with a puncture protection tread the semi slick schwalbe cx comp active 700c tyre are ideal for cyclocross riders looking for an economical 700c cross tyre that will in turn improve their performances ten fold schwalbe cx comp active 700c tyre features low semi slick profile fast but good cornering grip pucture protection light and economical cross tyre weight 30c 430g 35c 480g 38c 550g