Stay warm and focused with the thermal carbon baselayer snow tube, designed to be flexible and insulating. Moisture-wicking - Helps to regulate your body temperature by drawing perspiration away from the body and allowing moisture to disperse from the outer face of the fabric, Thermal qualities - Helps to provide added warmth and assists in thermoregulation, Aerowarm fibre mix converts natural light into energy, U.V. protection SPF 50, Antimicrobial properties, Four-way stretch fabric, Multiway design, Reflective branding.