Designed for gravel racing proven paris roubaix tread pattern new formula lower wearing tread pps 2 double puncture protection strip better traction and cornering in loose pack gravel with a comfortable casing volume achieving great comfort control and handling with the added puncture protection features use gravel racingtouring size 700 width 33mm weight 385gr tpi 260 bead aramid casing superpoly flat protection double pps bar 4 9 psi 60 130 colour blackblack or blacktan