Longjohns

Lightweight leggings that utilise the incredible properties of Merino wool to insulate and regulate your body.  Rab says:  Warm, breathable, form fitting leggings ideal as a baselayer on cold mountain days. Made with Syncrino™ 125 fab…

A minimalist design for cold-weather active insulation. It provides warmth while being highly breathable and focused on wicking moisture and regulating body temperature during exercise. OMM says:  Superlight full base or midlayer using Primaloft…

We're working out what we think - we'll add our view here!  Turbat says:  In the continuation of the Hike Lite series, we are adding the bottom part. Elastic and light material that has proven itself in previous seasons in Hike Lite models.…

UOG TOP PICK:  Light, durable, and naturally comfortable, the Montane Malli Leggings blend Merino performance with synthetic strength — a top choice for mountain layering and multi-day use. Montane says:  Utilising Nylon core spun...

These comfortable winter long johns are brilliant for a winter base layer or as part of your sleep system. Icebreaker says:  The benchmark against which all others are judged, the 200 Oasis Legless are icebreaker's ultra-comfortable base layer.…

The Mountain Equipment Eclipse Pants offer core warmth, wick moisture, breathe well, and dry quickly, making them ideal for high-output activities like climbing and skiing. Mountain Equipment says These fitted lightweight fleece pants are perfect for…

The classic, go-anywhere all-around baselayer, made with 100% recycled content. The smooth, soft face makes for easy layering; hollow-core yarns and a diamond-grid back trap warm air, wick moisture and dry fast. HeiQ Fresh durable odor control keeps.…

A simple but efficient pair of long johns that balance warmth, breathability and comfort for winter layering. Fjallraven says:  Light, soft and warm long johns made from 100% traceable merino wool. Produced without PFAS. Stay in tune with nature…

Lightweight warmth and flexibility for cold-weather pursuits. Rab says:  Made with exceptionally warm, fast-drying Thermic™ Stretch Pro fabric, these lightweight fleece tights offer a boost of warmth and comfort as a baselayer in cold...

Warm, close-fitting thermal bottoms for cold, low-activity conditions Turbat says:  Warm men's thermal pants, designed for sedentary and static use in the cold period. They are very elastic, fit well to the body and provide effective moisture...

High-quality mountain runners’ legwear that protects from the harsh winter cold. Made from durable materials, they have a comfortable fit and various features that make them ideal for mountain running or hiking. Montane says:  High perform…