Featured is a Bob Griese signed Miami Dolphins mini speed replica eclipse helmet, with an acrylic display case. This helmet was hand signed by Bob Griese in the presence of a Beckett authentication representative. Included with the helmet is a Beckett witnessed hologram and certificate of authentication. This helmet would be a great addition to any sports memorabilia collection.. SPECIFICATIONS Autographed By: Bob Griese Team: Miami Dolphins Sport: Football-NFL Authentication: Becket Grading Services