Donation Amount

Select the amount you would like to donate to Alyssa Maturen-Backlas's 100 mi challenge.

Donation Calculator

Calculate your donation based on an amount per-mile Alyssa Maturen-Backlas has committed to ride this September. Your total donation will be the amount you select multiplied by Alyssa Maturen-Backlas's 100 mi challenge goal and will be charged up-front.