Base layers are what Icebreaker does best, and they’re always some of the top-performing designs when we test thermals each winter. Icebreaker’s merino layers are worth the spend, and will ...

We tested the best men's base layers of 2025 with options for every budget. Top picks include Ibex, Patagonia, SmartWool, and ...

So let’s jump in. Firstly, this thing is thick; much more so than the base layers I’ve become used to over the years. In fact, since around 2021, Icebreaker’s thinner Merino 175 Everyday ...