Donation Amount

Select the amount you would like to donate to Sonia Ann Gonzalez-Niles's 50 mi challenge.

Donation Calculator

Calculate your donation based on an amount per-mile Sonia Ann Gonzalez-Niles has committed to ride this September. Your total donation will be the amount you select multiplied by Sonia Ann Gonzalez-Niles's 50 mi challenge goal and will be charged up-front.