Donation Amount

Select the amount you would like to donate to cora spear's 10 mi challenge.

$35

$70

$120

$265

$500

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Donation Calculator

Calculate your donation based on an amount per-mile cora spear has committed to ride this September. Your total donation will be the amount you select multiplied by cora spear's 10 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:

$