![Rosemount on X: "#TBT 1960s Rosemount co-founder Frank Werner revolutionized skiing with the 1st engineered molded-plastic ski boot https://t.co/aLyAQJO8Wk" / X Rosemount on X: "#TBT 1960s Rosemount co-founder Frank Werner revolutionized skiing with the 1st engineered molded-plastic ski boot https://t.co/aLyAQJO8Wk" / X](https://pbs.twimg.com/media/CjaiCEGUoAEU2UH.jpg:large)
Rosemount on X: "#TBT 1960s Rosemount co-founder Frank Werner revolutionized skiing with the 1st engineered molded-plastic ski boot https://t.co/aLyAQJO8Wk" / X
![Rosemount on X: "Do you know Rosemount created the world's first engineered, molded plastic ski boot? Bill Briggs, known as "The Father of Extreme Skiing," made the first-ever solo run down the " Rosemount on X: "Do you know Rosemount created the world's first engineered, molded plastic ski boot? Bill Briggs, known as "The Father of Extreme Skiing," made the first-ever solo run down the "](https://pbs.twimg.com/media/ELIkb0FX0AMO-Pt.png:large)
Rosemount on X: "Do you know Rosemount created the world's first engineered, molded plastic ski boot? Bill Briggs, known as "The Father of Extreme Skiing," made the first-ever solo run down the "
![A revolutionary new ski boot has a streamlined shell of rigid fiber glass - Sports Illustrated Vault | SI.com A revolutionary new ski boot has a streamlined shell of rigid fiber glass - Sports Illustrated Vault | SI.com](https://vault.si.com/.image/t_share/MTY5MDk4NDk2MDk5MTAwMTIz/42865---original-layout-thumbnail-image.jpg)