Patagonia Capilene Cool Trail Shirt vs Ridge Merino Aspect Crew
Weight and specs compared for 2026 — and which one to choose.
Ultralight polyester base layer for warm weather hiking.
Full details →Merino wool base layer at 180 g/m². Sweet spot of warmth for everyday winter use.
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Patagonia Capilene Cool Trail Shirt vs Ridge Merino Aspect Crew: which should you buy?
If saving weight is your priority, the Patagonia Capilene Cool Trail Shirt wins — at 140 g it is 64 g (31%) lighter than the Ridge Merino Aspect Crew (204 g). That said, the heavier option may justify the extra grams with more capacity, durability or comfort, so weigh the trade-off against how you'll use it.
See where both rank against everything else in this category on the lightest clothing - base layer page, or browse the full gear weight database.