Michelin lithion 2 tyres yellow 23c free tubeslooks and performs like a professional racing tyre but at a fraction of the pricea1 airstop butyl tubes answer the needs of everyday cyclists for economical high quality inner tubes in each size airstop butyl tubes offer excellent puncture resistance and the consistently high quality for which michelin is famous contains two tyres and two tubesfeatures two tone silicabased tread with smooth center and chevron shoulder rubber overlapped 60