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