Mountain days demand gear that responds as fast as you do. When liners thin out or boots begin to feel too loose, the Volume Reducer 5 mm steps in to restore harmony between your foot and your shell. Installed beneath the Sidas insole—or even under the liner—this insert pulls your foot snug for sharper power transfer, reducing heel lift and refining control through every turn. Built from medium-density, high-resilience foam, this reducer holds its shape day after day, ride after ride. It resists compression, keeping your fit crisp even after countless laps and long miles. Plus, it’s custom-fit ready: effortless to trim for a tailored fit that maintains comfort while maximizing support and precision on every trail. Specifications: Thickness & Density: 5 mm medium-density foam Usage: Positioned under a Sidas insole—or under the liner—for tightened fit, better foot support, and precision Customizable: Trim with scissors to match the exact shape of your boot or insole Durability: High-density foam that resists compression, maintaining volume reduction over time Lock in every carve and powder edge with the Volume Reducer 5 mm—a slim, performance‑tuning insert that snugly fits under your Sidas insole to sharpen your ski or ride precision. Crafted for on‑the-fly customization, its trimmable, medium-density foam bridges the gap between comfort and control so your feet feel locked‑in on every run.
