Synthetic Insulation

UOG TOP PICK: Light, breathable, and mountain-ready, the Mammut Eiger Nordwand IN Flex Air Vest combines Alpha insulation with an air-permeable shell, making it a top choice for fast-moving alpine missions. Mammut says:  Active insulation for...

For lightweight adventurers seeking a minimalist design that doesn’t compromise performance, the Montbell Ex Light Thermawrap Insulated Parka is a reliable, versatile layer for year-round pursuits. Montbell says:  Lightweight, packable and…

Built for speed and breathability, Patagonia’s Nano-Air Ultralight Hoody keeps you warm without overheating—just don’t expect hand pockets. Patagonia says:  For cool, high-output days when you need breathability and just a touc…

UOG TOP PICK: Light, warm, and breathable, this jacket excels at keeping you comfortable during high-output activities.A top pick for year-round use Montane says:  This durable yet technical jacket has 4-way stretch for dynamic movement in the..…

This is a solid, streamlined choice for those who move fast but still want insulation that breathes. Montane says:  The men’s Sirocco Lite is more than just a hooded jacket. It offers active insulation to elevate your fast-paced adventures…

The Switch Pro Hooded Jacket is a mid-layer for fast-moving hikers, alpinists, and climbers. It combines warmth, breathability, and comfort with Octayarn warp-knit insulation, 20D RS nylon outer fabric, and strategically placed Pontetorto®...

The Montbell Light Shell Hooded Jacket offers wind and water resistance, warmth, and moisture management with CLIMAPLUS MESH lining. Its 2-way stretch fabric and athletic silhouette ensure mobility and comfort. Montbell says:  The Light Shell se…

The Deviator Insulated Hoody is a breathable, windproof, and insulated mid-layer that is suitable for winter pursuits such as hiking, biking, and climbing. It is made with a windproof outer shell, a breathable VerticalX insulating fleece, and a Grid.…

The Deviator Insulated Hoody is a breathable, windproof, and insulated mid-layer that is suitable for winter pursuits such as hiking, biking, and climbing. It is made with a windproof outer shell, a breathable VerticalX insulating fleece, and a Grid.…

A streamlined hybrid layer that balances warmth, breathability and movement for fast days on the hill. Montane says:  The ultimate lightweight thermal regulator, Primaloft Gold Active Vent insulation works alongside our FEATHERLITE Air fabric to…

UOG TOP PICK: Light, breathable, and packable, the Mountain Core Jacket provides active insulation that strikes a balance between warmth and airflow — an ideal mid-layer for cold, fast-paced mountain days. OMM says:  The Mountain Core Jack…