Synthetic Insulation

The Mammut Sender IN Hooded Jacket offers warmth and sustainability in cold weather gear. Its innovative Loopinsulation repurposes leftover polyester rope scraps, creating an eco-friendly layer. It's not the lightest jacket but excels in warmth-to-we…

Warm, adaptable and protective, this hooded insulated jacket is built for varied mountain conditions. With intelligent Insulation Type and controlled air permeable fabric, it excels in start stop activities, negating the need to change layers. Rab...

BG TOP PICK – The new incarnation of this outdoor classic, has been redesigned for an improved fit, coupled this with its Ultralight design and its Revolutionary lightweight PlumaFill insulation and its easy to see why we still think this is on…

Light, warm, and breathable, this jacket excels at keeping you comfortable during high-output activities. Montane says:  This durable yet technical jacket has 4-way stretch for dynamic movement in the mountains. The Montane Men’s Sirocco L…

The Rab Xenair Alpine Light jacket is a lightweight, insulated jacket with strategically mapped insulation for activities like hiking and climbing. It's warm, breathable, and packable, making it ideal as a mid-layer or outer layer in mild weather. Ra…

The Shelterstone Insulated Jacket offers robust insulation and weather resistance for mountaineers facing winter conditions. POLARLOFT® insulation provides warmth even in wet conditions, and DRILITE® LOFT fabric resists wind and water...

Minimal in weight and design, this vest brings reliable warmth to streamlined kits. Haglofs says:  This is an incredibly low-weight barrier vest that's been filled with the lightest solid material you can find - Primaloft® Aerogel. As such,…

Warm, windproof, water-resistant—the Nano Puff Hoody uses warm, incredibly lightweight and highly compressible 60-g PrimaLoft Gold Insulation Eco with 55% post-consumer recycled content, wrapped in a 100% recycled polyester shell and lining...

Crafted with decades of insulation expertise, Rab's warmest, lightest and most-packable belay jacket excels when the elements are at their worst. With advanced Insulation Type and fabric technology, it’s made for gnarly Scottish winter conditio…

A dependable synthetic midlayer that balances weight, packability and comfort. Patagonia says:  We built the Nano Puff® Jacket for climbers who needed a weather-resistant, lightweight and packable synthetic insulation layer that could stay w…

This jacket is warm, lightweight, sustainable, and reliable for all-mountain activities. Mountain Equipment says:  Lightweight, warm and comfortable, this HD® Wool insulated jacket is a versatile coldweather all-mountain staple. The Andola i…

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.…

BG 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...

The Mountain Arete LB Vest is one of the lightest weight synthetic vests on the market that is dual-sided for both providing insulation and as a breathable layer for more rigorous activities. Berghaus says:  Fitted within an inch of its life to.…

We're working out what we think - we'll add our view here!  Mountain Equipment says:  Warm, packable and highly weatherproof this is critical cold-weather insulation for climbers and mountaineers. Whether used as a belay jacket for climbing…

We're working out what we think - we'll add our view here!  Montane says:  Protecting against biting winter winds, the lightweight Nylon ripstop outer fabric works alongside our APT breathable liner and Primaloft Active Vent insulation to t…

We're working out what we think - we'll add our view here!  Montane says:  Protecting against biting winter winds, the lightweight Nylon ripstop outer fabric works alongside our APT breathable liner and Primaloft Active Vent insulation to t…

We're working out what we think - we'll add our view here!  Montane says:  Protecting against biting winter winds, the lightweight Nylon ripstop outer fabric offers exceptionally lightweight all weather protection, whilst our APT highly...

BG TOP PICK: Warm, weather-resistant and robust, the Montane Fortes XT Insulated Hoodie is a high-performance synthetic belay jacket built for exposed mountain conditions. Montane says:  Lightweight 12D Nylon ripstop outer fabric with acrylic...

Crafted with decades of insulation expertise, Rab's warmest, lightest and most-packable belay jacket excels when the elements are at their worst. With advanced Insulation Type and fabric technology, it’s made for gnarly Scottish winter conditio…

We're working out what we think - we'll add our view here!  Patagonia says:  Steeped in pure Patagonia DNA, this warm, timeless and versatile hooded parka was inspired by a piece we made in the early 80s. Today's wind- and weather-resistant…

BG TOP PICK – The new incarnation of this outdoor classic, has been redesigned for an improved fit, coupled this with its Ultralight design and its Revolutionary lightweight PlumaFill insulation and its easy to see why we still think this is on…

The Mountain Arete LB is one of the lightest weight synthetic jackets on the market, that is dule sided for both providing insulation and as a breathable layer for more rigorous activities. Berghaus says:  The Men's MTN Arete LB Synthetic Hoody …

Berghaus' Mountain Seeker Synthetic Jacket follows the Extrem ideal of offering all that you need and nothing that you don't. A warm, but breathable synthetic jacket that is durable and built to last, which will make it perfect for any adventure...

We're working out what we think - we'll add our view here!  Patagonia says:  We built the Nano Puff® Vest for climbers who needed a weather-resistant, lightweight and packable synthetic insulation layer that could stay warm even when we…

BG TOP PICK -The Mountain Equipment Oreus is lightweight, warm, and packable—a stand-out synthetic for alpine enthusiasts and those looking for high-performance, eco-friendly insulation in challenging conditions, a top pick Mountain Equipment..…

Warm, lightweight, and highly packable—this jacket is an excellent mid-layer for alpine adventures. Mountain Equipment says:  Versatile hybrid insulation that can be worn as a lightweight outer or super warm midlayer for any cold weather..…

Synthetic insulated pants with reinforced high wear areas to put your mind at ease while using them.  Rab says Synthetic insulated pant with PrimaLoft® Gold Insulation, Recycled Pertex® Quantum outer, Recycled 20D nylon inner and Recycl…

We're working out what we think - we'll add our view here!  Mammut says:  Delivering the warmth and comfort you need for a wide range of mountain sports, this lightweight hybrid jacket combines all the right fabrics with all the right featu…

We're working out what we think - we'll add our view here!  Mammut says:  Delivering the warmth and comfort you need for a wide range of mountain sports, this lightweight hybrid vest combines all the right fabrics with all the right feature…

We're working out what we think - we'll add our view here!  Mammut says:  For outstanding thermal performance whether cragging or bagging peaks. Made to fit over your hardshell, this jacket features lofty, easy-wash Mammut LOOPINSULATION to…

The Shadow jacket is a good all-rounder for both an everyday winter jacket with a high level of comfort and stretch, but the breathable fabric also makes it idea for on the move on the trails or mountains.  Outdoor Research says:  Warmth,..…

(Unfortunately, we are unable to ship MontBell products outside of the UK) The UL Thermawrap Pants are an excellent pair of Insulation Type pants for a range of conditions. The comfortable, lightweight design is great for beating the cold when you're…

The Montbell vest is a lightweight and functional layer for cool weather activities. It features stretchy insulation, sewn-through construction, and water-repellent zippers. The durable nylon outer and sides provide weather resistance without adding.…

Our Most Versatile Insulator for Year-Round Mountain Adventure Outdoor Research says:  The Vesper Insulated Hoodie is the most versatile insulator in the OR collection, offering breathable warmth and weather resistance for alpine starts, long...

The Rab Xenair Alpine Light jacket is a lightweight, insulated jacket with strategically mapped insulation for activities like hiking and climbing. It's warm, breathable, and packable, making it ideal as a mid-layer or outer layer in mild weather. Ra…

The Rab Xenair Insulated Vest is a versatile, lightweight vest designed for outdoor activities. It provides essential warmth and breathability without sacrificing mobility or bulk. The vest also has body-mapped insulation, a breathable lining, and...

BG TOP PICK – The new incarnation of this outdoor classic, has been redesigned for an improved fit, coupled this with its Ultralight design and its Revolutionary lightweight PlumaFill insulation and its easy to see why we still think this is on…