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DEF CON 25 T-Shirt XS & Gold Membership Certificate
To celebrate EFF's 30th anniversary, we're offering vintage DEF CON T-Shirts with a certificate that you can redeem for a year-long EFF Gold Level membership!
EFF's DEF CON 25 T-Shirt features a hexagon puzzle on the back and information about our coders rights project! You can also get our newest member t-shirt by going to our donate page!
Available in Slim Fit XS. Be sure to check out our size chart.