This is a National Office initiative and considered a benefit of Mensa membership. The badge can server as a digital membership card. Members may also share their badge on social media to promote our organization.
If you deleted the e-mails and now want to claim your badge, simply go to https://www.youracclaim.com/, click on “Create account”, and follow the instructions using the e-mail address you use with Mensa.
Source: Mensa Newsletter of Central Indiana, October 2020, Volume 56, Number 9, https://indymensa.org/wp4/wp-content/uploads/2020/10/2020_10_October_W_Mind_no-addresses.pdf