Loading Notifications...

Synthetic Insulation


Featured Review

It's light, and snug for its weight  © Dan Bailey

Rab Cirrus Flex Vest

Gilets may not be the most exciting category of clothing, but they're really versatile, says Dan Bailey - and this lightweight synthetic insulated vest from Rab ticks all the boxes for year-round use both climbing and on the hills.


Latest Reviews

These are reviews from the UKC editorial team

Theo's loving his jacket  © Mike Hutton

Arc'teryx Proton LT Hoody

A breathable lightweight synthetic jacket designed for active use, we've found the Proton LT equally handy both as a winter mountain midlayer and as a stand-alone outer for cool days at the crag.

Making a chilly belay bearable... just  © Kevin Woods
Making a chilly belay bearable... just  © Kevin Woods

Rab Photon Pro Jacket

A midweight synthetic insulated jacket aimed at Scottish winter, the Photon Pro would be ideal for snowy hill walks, fast moving mountaineering, or climbs within your comfort zone where belays don't usually take hours. But is it warm enough if you're hanging around for...

Feeling glad I packed it on a windy summer bivvy  © Dan Bailey
Feeling glad I packed it on a windy summer bivvy  © Dan Bailey

Montane's New Prism Jacket

With its excellent active cut and well-considered set of features, the Prism is a superb light synthetic insulated jacket at a price it's hard to argue with. Dan Bailey admits to being a big fan.

Testing the Super DS Climb Jacket on a breezy Skye evening  © Dan Bailey
Testing the Super DS Climb Jacket on a breezy Skye evening  © Dan Bailey

Mountain Hardwear Super DS Climb Jacket

This hybrid jacket combines both down and synthetic insulation, and boasts an interesting woven baffle construction. But...

The Icarus Flight features a compact hood and a 'mountain fit'   © UKC Gear
The Icarus Flight features a compact hood and a 'mountain fit'   © UKC Gear

Montane Icarus Flight

Maybe it's the good cut, maybe it's the breathability, or maybe it's the balance between insulation and airflow - but there's just something...

It's good as 'active insulation' in winter conditions  © Martin McKenna
It's good as 'active insulation' in winter conditions  © Martin McKenna

The North Face Summit L3 Ventrix Hoodie 2.0

While The North Face describe the Ventrix Hoodie as a midlayer, you could equally call it a thin jacket. It's hard to...

Salewa Ortles jacket montage  © Dan Bailey
Salewa Ortles jacket montage  © Dan Bailey

Salewa Ortles TirolWool Celliant Jacket

A blend of wool and synthetic insulation, this jacket promises the best of both. But does its fit live up to its fill,...


Latest News

These are announcements direct from manufacturers

Atom LT Lifestyle  © Arc'teryx

Arc'teryx Atom LT Hoody

 Atom LT Hoody - An icon evolves. Steeped in the alpine, this versatile hoody has warmed climbers, hikers, backcountry skiers and downtown commuters for over a decade.

Nuclei FL Action 2  © Arc'teryx
Nuclei FL Action 2  © Arc'teryx

Arc'teryx Nuclei FL Jacket

Back by popular demand after a three-year hiatus, the Nuclei FL Jacket returns to provide warmth. Made with best in class materials to deliver the greatest possible warmth-to-weight ratio that synthetic insulation has to offer.

TNF Belay Parka action  © The North Face
TNF Belay Parka action  © The North Face

The North Face Summit L6 FUTURELIGHT™ Belay Parka

FUTURELIGHT has been tested extensively for more than 400 continuous days by 15 members of the brand's global athlete team, proven through use in the highest peaks and harshest environments, including the Himalayas' Lhotse and...

Proton LT Action  © Arc'teryx
Proton LT Action  © Arc'teryx

Arc'teryx Proton LT Hoody

The Proton LT Hoody is equipped with a breathable insulation package to manage the dynamic needs of mountain pursuits and perform...

Jöttnar Launches New Elvar Jacket

Jöttnar introduces its brand new Elvar jacket as part of its Winter 2018/19 range launch.

Parma Ham  © Rab
Parma Ham  © Rab

Rab: Update your insulation in time for winter

Rab are world leaders of insulation - we have spent decades perfecting the performance of our products....

Montane Winter Range Overview

Highlights of Montanes Winter Range, including innovative new insulation, shell, and mid-layers.


All Synthetic Insulation Posts

Title Type Brands Date