Select the amount you would like to donate to Karthi Selvanayagam's 75 mi challenge.
Calculate your donation based on an amount per-mile Karthi Selvanayagam has committed to ride this September. Your total donation will be the amount you select multiplied by Karthi Selvanayagam's 75 mi challenge goal and will be charged up-front.
A receipt will be sent to this email address
