Our warmest and most protective base layer. Suited for deep winter rides, the Thermal Windproof Base Layer integrates a windproof front panel for extra protection. The Polartec® Power Wool™ main fabric with wool grid backing is highly breathable while still providing superior insulation.

• Polartec® Power Wool™ main fabric with wool grid backing
• Superior wicking action, fast drying, highly breathable and naturally odour resistant
• Windproof front panel with a waterproof coating
• 54% Polyester, 38% Wool, 8% Spandex
• Made in Lithuania