Xabi Alonso and Alvaro Arbeloa are evidently still in great condition following their retirement from football earlier this year.
The Spaniards shared pictures of themselves taking part in the gruelling 20km Behobia race in San Sebastian.
Surrounded by his fellow competitors, Alonso appeared to be battling fatigue in addition to wet weather in the Basque Country.
The race is renowned for it's tricky climbs and testing variety of gradients but Alonso seemed to relish the challenge.