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, 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...

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...

The Montane Fireball Lite is a highly breathable jacket designed for those wanting to have a layer for moving fast or more intense activities, but can also perfectly act as a light and warm midlayer.  Montane says:  Lightweight, warm and...

The Rab Cirrus Flex Insulated Jacket combines warmth, breathability, and packability, making it an essential piece for versatile layering in any season. Rab says:  Lightweight, packable insulated jacket with fleece side panels for breathability …

Patagonia's Downdrift Jacket combines retro design with modern sustainability. Made from recycled fishing nets, it offers durability and weather resistance while addressing ocean pollution. Insulated with recycled down, it's ideal for cold weather...

The Fireball Insulated Hoodie is A lightweight, breathable insulating layer that can be used when working hard in cold conditions. The Fireball is a stripped-back synthetic layer with a highly mobile, unrestrictive cut. Montane says:  Ultra...

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...

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.&nb…

The Nano-Air Hoody was made to be worn for the entirety of your aerobic, start-stop alpine missions, so you’re never slowed down by changing layers. Warm, stretchy and breathable FullRange insulation dumps excess heat when you’re working …

The Rab Cirrus Alpine Insulated Jacket offers versatile, reliable warmth for hikers. Its updated design features efficient PrimaLoft® Silver RISE insulation and recycled Pertex® Quantum fabric for eco-conscious performance. Rab says:  La…

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…

Patagonia have combined there highly popular R1 fleece with a wind and water resistant layer in orer to create a jacket that is perfect for so many outdoor adventures, whether as a comfortable winter midlayer, or a spring summer outer-layer...

The Montane Respond Insulated Hoodie is a versatile piece for unpredictable winter conditions. The Primaloft® Silver insulation provides thermal performance and weather resistance. The hoodie has a fully adjustable hood, elasticated cuffs, and YK…

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 Rab Cirrus Insulated Vest is ideal for hikers, offering warmth and versatility year-round. Refined with improved PrimaLoft® Silver RISE insulation, it's lightweight and durable, made from recycled materials with a DWR finish. Rab...

A Windshell with added insulation, this is a highly packable, versatile layer you will get three seasons use out of. Montane says:  The Fireball Nano is a warm, highly breathable and stretchy jacket designed for multi-season use. Featuring a &n…

The Montane Fireball XT Insulated Hoodie offers exceptional warmth and breathability for intense technical mountain activities in cold conditions. It features weather-resistant insulation, a fully adjustable hood, adjustable hem, sleeve articulation,…

The SuperStrand LT Jacket is a very lightweight insulated layer that for the price makes it ideal for those wanting a good packable midlayer or a warm lightweight outer-layer to provide warmth when the temperature drops.  Outdoor Research...

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®...

A low-profile, lightweight, synthetic vest that packs down small incredibly small when not in use and blocks the wind from chilling your core. Haglofs says:  Sometimes, a vest is just the dose of extra insulation you need. Especially when...

Patagonia have combined there highly popular R1 fleece with a wind and water resistant layer in orer to create a jacket that is perfect for so many outdoor adventures, whether as a comfortable winter midlayer, or a spring summer outer-layer...

The Montane Respond XT Insulated Hoodie is a rugged, lightweight, and durable synthetic jacket for winter mountaineering. It features Primaloft Silver insulation for consistent thermal performance, a helmet-compatible hood, sleeve articulation for...

(Unfortunately, we are unable to ship MontBell products outside of the UK) The UL Thermawrap is an outstanding example of a synthetic jacket that balances lightweight and warmth. This comfortable, packable hooded jacket is super versatile and a favou…

Patagonia's DAS Light Pants offer warmth and packability for mountaineers. The PlumaFill synthetic insulation mimics a down loft while maintaining warmth when wet. The pants have a weather-resistant face fabric and an internal quilting construction t…

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.…

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!  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, it's a perfect addi…

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...

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...

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…

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…

BG TOP PICK:  A Top Synthetic Pick for Alpine Versatility: The Rab Cirrus Flex Insulated Hoody offers adaptable warmth and mobility, making it a reliable layering piece for outdoor adventures in changing conditions. Rab says:  Lightweight,.…

BG TOP PICK:  A Top Synthetic Pick for Alpine Versatility: The Rab Cirrus Flex Insulated Hoody offers adaptable warmth and mobility, making it a reliable layering piece for outdoor adventures in changing conditions. Rab says:  Lightweight,.…

The Rab Cirrus Flex Insulated Vest offers lightweight warmth and breathability, making it an essential piece for versatile layering on any adventure. Rab says:  Lightweight, packable insulated vest with fleece side panels for breathability and..…

Warmth, packability, and versatility for year-round mountain adventures. Rab says:  Layer in winter or use as an outer in the warmer months, this versatile synthetic insulated jacket is perfect for year-round alpine use. With a fresh design that…

BG TOP PICK: The Rab Cirrus Ultra Insulated Hoody, with PrimaLoft® ThermoPlume®+ insulation, balances warmth and packability. The Thermo Ionic Lining Technology enhances core warmth, while the recycled Pertex® Quantum Pro outer fabric rep…

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 Montbell Ex Light Thermawrap Insulated Jacket is lightweight, minimalist, and highly versatile. Montbell says:  Lightweight, packable and highly stretchy materials provide excellent breathability and moderate heat retention to maintain comfo…

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…

Warm, durable, and versatile, the Fjällräven Expedition Mid Winter Jacket is a reliable companion for cold-weather hikes and outdoor adventures. Fjallraven says:  Versatile winter jacket with synthetic padding for active outdoor life..…

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…

The Montane Icarus Lite is a versatile, lightweight jacket for mountain activities. It features PrimaLoft insulation for warmth, stretch panels for freedom of movement, and a weather-resistant shell. It's ideal for moderate to excellent cold and dry.…

The Montane Icarus Lite is a versatile, lightweight jacket for mountain activities. It features PrimaLoft insulation for warmth, stretch panels for freedom of movement, and a weather-resistant shell. It's ideal for moderate to excellent cold and dry.…

The L.I.M Mimic balances weight and warmth really well. This synthetic jacket is a great all-rounder and excels in mixed conditions where down insulation would struggle.  Haglofs says We've brought our Mimic material technology – renowned…

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 Haglofs LIM Alpha Jacket incorporates Gore-Tex Infinium to create a super lightweight and highly breathable jacket this will offer top performance for anyone looking to stay warm while on the move.  Haglofs says:  When you’re movi…

The L.I.M Mimic balances weight and warmth really well. This synthetic jacket is a great all-rounder and excels in mixed conditions where down insulation would struggle.  Haglofs says We've brought our Mimic material technology – renowned…

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 Mimic Alert Insulated Hooded Jacket delivers on performance and comfort across seasons for those seeking a warm, lightweight, and versatile insulated layer. Haglofs says:  An insulated hoodie for steadfast warmth across seasons. We designed …

Reliable warmth, season-spanning versatility, and thoughtful comfort make this insulated jacket essential for outdoor enthusiasts. Haglofs says:  An insulated jacket for steadfast warmth across seasons and activities. We designed it to serve as …

For those seeking a reliable, comfortable, and versatile insulated vest, the Mimic Alert Insulated Vest is an excellent addition to any outdoor wardrobe. Haglofs says:  An insulated vest for steadfast warmth across seasons and activities. We...

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...

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...

Patagonia have combined there highly popular R1 fleece with a wind and water resistant layer in orer to create a jacket that is perfect for so many outdoor adventures, whether as a comfortable winter midlayer, or a spring summer outer-layer...

Patagonia’s Nano-Air Ultralight Pullover is built for speed and breathability. It keeps you warm without overheating, but don’t expect hand pockets. Patagonia says:  Dial in your existing layering systems or invent an entirely new on…

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…