Donation Amount

Select the amount you would like to donate to Barb O’Brien's 39 mi challenge.

$35

$70

$120

$265

$500

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Donation Calculator

Calculate your donation based on an amount per-mile Barb O’Brien has committed to ride this September. Your total donation will be the amount you select multiplied by Barb O’Brien's 39 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:

$