Donation Amount

Select the amount you would like to donate to Marzena Bieniek's 75 mi challenge.

$35

$70

$120

$265

$2,500

OtherSurprise Marzena

Donation Calculator

Calculate your donation based on an amount per-mile Marzena Bieniek has committed to ride this September. Your total donation will be the amount you select multiplied by Marzena Bieniek's 75 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:

$