This mini goalie mask is signed by Washington Capital Legend Olie Kolzig. The signing was October 2nd, 2016 in Fredericksburg, VA. Not only did Mr. Kolzig sign these masks, but he also added the Olie The Goalie. As authentication you will receive an actual autograph ticket from the event. Just to insure the authenticity, there is also the Leader In Sports hologram directly on the helmet. You can also view video of the signing on our YouTube page linked below. It just doesn't get any more authentic than that.