Select the amount you would like to donate to Nguyen Viet Hien's 50 km challenge.
Calculate your donation based on an amount per-kilometre Nguyen Viet Hien has committed to ride this October. Your total donation will be the amount you select multiplied by Nguyen Viet Hien's 50 km challenge goal and will be charged up-front.
A receipt will be sent to this email address
