The shirts feature an image of Proof on the front and "Big Proof Forever 1973-2006" on the back. They are available at bigproof4ever.com. Em was seen wearing the shirt at Proof’s funeral service. The rapper was killed at a bar near 8 mile in Detroit, MI this past April.

The shirts are being sold for $20 and all the proceeds will be donated to the Big Proof Forever Foundation. A celebratory Big Proof Forever poster is also being sold on the same web site for $45.