Donation Amount

Select the amount you would like to donate to Yanni Ma's 200 mi challenge.

$35

$70

$120

$265

$500

OtherSurprise Yanni

Donation Calculator

Calculate your donation based on an amount per-mile Yanni Ma has committed to ride this September. Your total donation will be the amount you select multiplied by Yanni Ma's 200 mi challenge goal and will be charged up-front.

$0.30 cents/mi

$0.50 cents/mi

$0.80 cents/mi

$1/mi

$1.50/mi

$2/mi

Donation Total:

$