The training tyre benchmark includes a strong nylon casing, secure grip, and long tread life. Using a mixed tread design, optimized for all-around use, the Zaffiro works well in a range of training conditions. Add the durable rigid-bead nylon casing, and you get a performance oriented training tyre at a great price! Key Features: Durable rigid tyres for training,Entry-level price point, .Specification:Material: Nylon 26 TPI, Compound: 1C, Discipline: Road Training , Bead: Rigid, Colour: Black, .