Select the amount you would like to donate to Apurbo Bin Haider's 50 mi challenge.
Calculate your donation based on an amount per-mile Apurbo Bin Haider has committed to ride this September. Your total donation will be the amount you select multiplied by Apurbo Bin Haider's 50 mi challenge goal and will be charged up-front.
A receipt will be sent to this email address
