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 folding nylon casing, and you get a performance oriented training tyre at a great price! Functionalized GRAPHENE 2.0 ensures high puncture protection in wet conditions,Additional puncture resistance belt at the centre of the tread,Extremely durable and lightweight folding tyres for training, Features: Material: Nylon 26 TPI, Compound: Graphene 2.0, Discipline: ROAD RACE TRAINING, Bead: Folding, Colour: Black, .