Donation Amount

Select the amount you would like to donate to Jack mike's 100 mi challenge.

$35

$70

$120

$265

$500

OtherSurprise Jack

Donation Calculator

Calculate your donation based on an amount per-mile Jack mike has committed to ride this September. Your total donation will be the amount you select multiplied by Jack mike's 100 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:

$