GRAVEL GRINDER. Low rolling resistance, a supple feel and traction to tackle any road. Featuring Giant Tubeless System technology that reduces your risk of punctures and flats, the Crosscut Gravel can handle rough pavement, sketchy gravel and even some loose dirt.Key Features:Tread compound optimized for 30% pavement, 70% gravel or dirt road ridingLightweight casing offers supple rides and rolls over uneven roads with easeLow profile knobs evenly placed in the center keep the tires rolling fast, providing grip and traction not only on pavement but also on sand or over loose gravel roadsX-Shield Puncture Protection provides better sidewall puncture resistance and durability in harshest conditionsSpecification:Size: 700x57cETRTO: 40-622Casing: 60 TPIBead: FoldingPuncture Protection: X-ShieldWeight (g): 475Recommended Pressure: BAR: 3.5-5.1 / PSI: 50-75