Merino - Very warm high quality wool, naturally antibacterial properties to keep you fresher for longer Elastic Waistband - For improved fit and comfort Lightweight - Low-bulk, comfortable materials provide all-day wearability while remaining easily packable for travelling and holidays Moisture Wicking - Actively wicks moisture away from your body and dries quickly Multipack - Sold as a set of two 2 year warranty - Includes a 2-year warranty for guaranteed quality and peace of mind