Developed for skiers looking for a comfortable boot that easily adapts to the shape of their feet, Salomon’s S/Pro Alpha 100 offers a new level of fit and performance. Featuring an easily customizable shell and liner, this 98 mm boot delivers a strong heel lock without adding unnecessary pressure on your instep. Salomon Mens S/Pro Alpha 100 GW Features: Best for All-Mountain, Intermediate, Narrow feet Stiffness: Hard Boot width: Narrow Weight: 1766 g (The pair: 3532g) Skier level: Intermediate Polyurethane: Ensures consistent density for optimal fit, progressivity, and power transmission. 3D Instep Shell: Thinner plastic and 45 buckle positioning enhance heel lock and reduce instep pressure. Custom Shell™ HD: Enables quick, 10-minute personalization of the lower shell, with thin wall construction for a closer fit. Cuff Polyurethane: Delivers consistent density for a snug fit and efficient power transfer. Custom Shell™ HD: Allows cuff customization in 10 minutes, ensuring precise fit and performance. Liner My Custom Fit™ 3D Perf: Pre-shaped, heat-moldable liner for better ankle support and comfort. Light Footbed: Lightweight and slightly contoured for enhanced comfort. Strap Riveted Velcro (35mm): Secure and adjustable fastening. Pads GripWalk Premounted ISO 23223: Provides superior walking comfort and traction. Tightening 4 Riveted Aluminum 3D Buckles: Adjustable positions for custom instep comfort and foot hold. Adjustment Screwed Cuff Alignment Pivot: Enhances power transmission and rebound with easy alignment adjustments. 6mm Back Spoiler: Optional insert for additional forward lean and control. Riveted Cuff Alignment Pivot: Ensures precise boot-leg alignment for better glide and edge control.