Donation Amount

Select the amount you would like to donate to Bertrem Windsor's 100 mi challenge.

$35

$70

$120

$265

$500

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Donation Calculator

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

$