Kool Caps are a product designed to easily make the modernized new school Skyway Graphite Tuff Wheels, and Tuff Wheel II's, look
like the original Graphite Skyway Tuff Wheels from the early 1980's. Allowing riders to preserve expensive original wheels, while remaining old school cool.
Generation I, (And Gen 1.1), Kool Caps:
Kool Caps history and trivia: