Thermal - Retains heat for warmth without weight. Great for cold weather, winter or outdoor Moisture Wicking - Actively wicks moisture away from your body and dries quickly Isotherm - Densely packed fibres to retain heat & warmth without adding weight or discomfort Stretchy - Flexible, stretch-enhanced fabric offers a comfortable feel and moves naturally with your body, providing full freedom of movement ideal for active days, travel, or everyday wear 2 year warranty - Includes a 2-year warranty for guaranteed quality and peace of mind