Merino Shak Jacket 2.0 Midlayer – Men's

When the temperature drops on a mountain camp or a cold-morning trail run, the Shak Jacket 2.0 is our go-to merino midlayer for serious outdoor athletes. A dense, double-faced 100% merino wool knit delivers real warmth and breathability without synthetic bulk, while natural odor resistance means you can wear it hard across multiple days.

• 100% merino wool double-faced dense knit — genuine warmth and stretch without the weight of synthetic insulation
• Natural odor resistance and active moisture management keep you comfortable across back-to-back days in the field
• Full-zip front with a high stand collar lets you dial ventilation fast; zippered chest and hand pockets secure your essentials
• Flatlock seam construction sits flat under pack straps and shell layers — no bunching, no hot spots
• Available in Black, Charcoal, Midnight Navy, Deep Ocean, and Choccy — sizes Small through XXL