The Merino Mens Pants With Fly are a high performance base layer for ultimate warmth and comfort. Made with Merino wool, these pants are naturally antibacterial, breathable and wick away moisture from the skin, making them perfect for an active lifestyle in winter. Elastic waistband - For improved fit and comfort. Fly - Built in fly for convenience. Naturally antibacterial - Natural merino wool helps your garment stay fresh and odour free. High wicking - Actively wicks moisture away from the skin, keeping you dry and comfortable. Breathable - Highly breathable fabric lets moisture out, making sure you stay dry on the inside. Lightweight - Great for travelling, walking and more, with no added bulk. Easy care - Machine washable on a 30 degree wool cycle.