The Chiruca Trekking Thermolite Antibacteriano Socks are designed to provide warmth even when wet, thanks to their high Thermolite content—a lightweight hollow fibre that traps heat while maintaining excellent breathability. They wick moisture efficiently, making them ideal for cold-weather trekking. The blend of Thermolite Ecomade, BodyFresh antibacterial polyamide, standard polyamide, elastane, and elastane-Lycra ensures warmth, odour control, elasticity, and durability.