MedioFondo Les Sybelles is an 87 km cycling race starting and finishing in La Toussuire, Savoie. This middle-distance mountain event includes 2,430 m of climbing, presenting sustained elevation as the primary challenge over sheer distance.
The race is part of the Les Sybelles series, alongside the GranFondo Les Sybelles. Based in La Toussuire, it has a distinct Alpine character, with a compact yet demanding course focused on climbs within the Rhône-Alpes mountains.