Vintage Raichle Flexon 5 Men's Competition Ski Boot Red/Black

https://en.m.wikipedia.org/wiki/Raichle_Flexon The Flexon is a downhill ski boot introduced by Raichle in the winter of 1980/81. Based on designs by Sven Coomer, Al Gross and Erik Giese, the Flexon used a unique system to control forward flex in a predictable way, as well as making the boot more comfortable and easier to put on and remove... (click on link to Wiki to learn everything there is to know about the Raichle Flexon