Kansas City Chiefs Riddell NFL Full Size TK helmet that has been signed by Len Dawson. Mr. Dawson and added "SB IV MVP" and "HOF "87"" with his signature. The full size helmet is in BRAND NEW/NEVER BEFORE DISPLAYED condition. The signature itself was witnessed by PSA/DNA and the PSA/DNA In The Presence. Riddell is proud to introduce full size TK suspension helmets with 2-bar face masks as worn on-field during the 60s, 70s, and 80s. For a true throwback experience, these TK helmets offer it all. The TK consisted of a web suspension system in a rounded shell, with the iconic Riddell 2-bar face mask worn by so many great players of the past. These TK helmets strive to match the full detail of the originals. For the discriminating collector, they are a must have!