Select the amount you would like to donate to Guillermo Buritica Tobon's 400 km challenge.
Calculate your donation based on an amount per-kilometre Guillermo Buritica Tobon has committed to ride this October. Your total donation will be the amount you select multiplied by Guillermo Buritica Tobon's 400 km challenge goal and will be charged up-front.
A receipt will be sent to this email address
