Donation Amount

Select the amount you would like to donate to Justin Watkins's 300 mi challenge.

$50

$100

$250

$500

$293

Other

Donation Calculator

Calculate your donation based on an amount per-mile Justin Watkins has committed to ride this September. Your total donation will be the amount you select multiplied by Justin Watkins's 300 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