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