The Fusalp Alpille Thermal Layer is a performance-focused base layer designed for warmth, comfort, and unrestricted movement. Crafted from brushed Powerstretch technical fabric, it offers soft insulation while maintaining excellent breathability and stretch. The zipped high collar provides additional protection against the elements, and its slim, ergonomic fit makes it ideal for layering beneath light jackets or coats. Lightweight yet insulating, the Alpille is engineered to move seamlessly with the body during ski sessions or outdoor pursuits. Combining technical precision with everyday practicality, it is an essential addition to any alpine wardrobe, delivering comfort, warmth, and effortless mobility.