Changing or updating your shirt size is an option available to participants up to certain deadline, generally 4 weeks before the race. You can update your shirt size through your RunSignUp profile page by following the steps below.
Step 1. Login to your RunSignUp account and click PROFILE.
Step 2. Once on your profile you will see your personal information at the top of the page, as well as any upcoming races you are registered for below.
Step 3. Find the race you are looking to change and click MANAGE REGISTRATION.
Step 4. Click the GIVEAWAY tab in the top menu bar and select your new shirt size from the dropdown menu. Once complete press CONTINUE to confirm your change.
If the option to change your shirt size is not listed under the Giveaway tab, the deadline to change your shirt size has passed.