Donation Amount

Select the amount you would like to donate to Kristen Martina's 100 mi challenge.

$35

$70

$120

$265

$158.44

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Donation Calculator

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

$