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