Add-On Purchases

Please use this form to make changes to your original registration and to purchase products and add-on options for the 2021 Bay to Breakers. The deadline to change your distance or add-on purchases is August 1st 2021. Bibs will be sent in the mail approximately 2 weeks before race day. If you want to change your distance to the Bonus or drop down from Bonus to regular 12K after August 1st you will need to do so in person at the Expo with our Customer Service team.