Guaranteed authentic</br>Best Deal on Amazon</br>Comes with tamper proof Steiner hologram and COA</br>Ships within 1 business day</br></br>Product Description</br></br>For sale is a 16x20 photo autographed by Hakeem Olajuwon and certified by Steiner Sports</br><br/>http://www.amazon.com/gp/product/B01D46N7IS