Schwalbe pro one ht roadtyre v guardthe schwalbe pro one ht road tyre with v guard protection is the holy grail of tyre manufacturing and the first choice for professionals the onestar triple compound and a carcass mixture made from polyester and cotton provide a low rolling resistance and high pinch flat protection the diamond tread indicates grip even in difficult conditions the schwalbe pro one ht is entirely handmade this guarantees exceptional quality in every single tyre features be