New: 2025 Head Formula RS 105 Ski Boots - Size 27.5 - 98mm Last

The 2025 Head Formula RS 105 is a high-performance alpine boot built for advanced to expert skiers who want race-level precision without the punishing fit of a plug boot. Taking design cues from the Raptor race series, the Formula RS features a 98mm last for a snug, low-volume fit and an adjustable flex system that allows you to toggle between 105 and 115 stiffness depending on the conditions. +1 Equipped with Head’s Liquid Fit technology and Primaloft insulation, these boots provide exceptional heel hold and warmth for all-day hard charging on the mountain. Condition: Shell: [e.g., Brand new in box / Never skied] Liners: [e.g., Never heat molded / Liquid Fit not yet injected] Soles: [e.g., Pristine GripWalk soles / No wear] Buckles: All 4 micro-adjustable alloy buckles are in perfect working order. Technical Specifications Brand: Head Model: Formula RS 105 (2025) Mondo Size: 27.5 US Men's Size: 9.5 US Women's Size: 10.5 Flex Rating: 105 (Adjustable to 115) Last Width: 98mm (Low Volume / RS Fit) Shell Material: PU (Polyurethane) Liner: 3D Pro Formula with Liquid Fit & Primaloft Buckles: 4 Micro-adjustable Low Profile Alloy Buckles Soles: GripWalk (ISO 23223) Power Strap: 35mm Velcro Strap Key Features Extended Toe Box: Designed to improve circulation and toe articulation for better balance and warmth. Liquid Fit Ready: The liner is compatible with Head’s Liquid Fit injection system for the most precise heel and ankle customization available. Flex Tuning: A simple screw mechanism on the spine allows the flex to be adjusted between 105 and 115. FormFit Shell: The plastic formula is specifically designed to hold heat-molded stretches better than standard materials. Race Balance Stance: Keeps the skier centered and in an athletic position for better edge-to-edge transition.