Description of Scott A12 Ski Poles The composite shaft makes the A12 one of the lightest, strongest poles on the market. The aluminum-coated, glass-fiber skin resists slicing by spastic ski edges. Features: Strike composite strap Edge-resistant composite skin Notch strike grip Adapter ice tip 3.6 Disc basket Carbon fiber/fiberglass shaft Filament-Wound Engineering Process Sizes 44"-54"