The Specialized Turbo Cotton Hell of the North Road Tyre 700x 28c is designed for the cobbles of Ronde Van Vlaanderen & Paris-Roubaix, so should be more than a match for rough country lanes in the UK. The overall design supports you with more traction & comfort, & in the end, will give you more speed compared to other tyres. The supple 320 TPI, cotton casing supplies you with a 15% improvement in damping & with the help of Specialized’s GRIPTON compound, offers 20% less rolling resistance over previous tyres used on rough roads. & for added protection, Specialized Black Belt puncture-protection protects against flats. Features· Casing: 320 TPI Polycotton· Bead: Foldable· Compound: GRIPTON· Flat Protection: Black Belt· 700 x 28mm, psi 85-95, approximate weight 260g