Updating your top, waist, and shoe sizes are super simple to do through the Member Dashboard!
To update your size, first, go ahead and log in to your account here: https://beachly.com/account/login
Once you are logged in, head to the Manage Subscriptions tab to the left of your screen.
Then click the "Edit Subscription" blue button to the right of your subscription. Once you click this, just scroll down a little bit and you should see the section to update your sizes under your Profile Information from there:
Once you have updated your profile to reflect the correct sizes, click the "Save" button and you'll be all set :)