Vittoria Zaffiro Pro Folding Bundle The industry standard in performance training tires is back with a refreshed design, and increased performance! The subtle centre grooves and shoulder texture retain the secure feel of the Zaffiros of the past, while streamlining the look and feel for the future. The alternating slick profile and Graphene compound mimic the feel of the Zaffiros higher-end siblings, while adding durability, and a more approachable price point. Vittoria Zaffiro Pro Folding Tyres: Size: 700 x 28c (ETRO: 28-622) Tire Bead: Foldable Colour: Black Use (outdoor or indoor): Outdoor road cycling Riding type (racing or training): Training Positz Road Tubes: Valve Type: Presta 48mm standard Made using high quality butyl rubber with stringent quality control inspection Bundle package: Price is for 2 tyres and 2 tubes together (total = 4pcs)