Best Mid Layer Jacket 2025. Best Midlayer Fleeces 2025 Outdoors Magic Arc'teryx has built its reputation on legendary shells and insulated jackets, and one of its biggest sellers is the Atom Jacket (previously called the Atom LT). We didn't test any silk mid layers for this reason and they're less popular in mid layer materials.
Best Midlayers of 20242025 Switchback Tested from www.switchbacktravel.com
Men's: Not available; Women's: Not available; FABRIC: 100% Merino Wool PACKABILITY: Good; PROS: Moisture wicking - Natural odor control - Quick drying - Insulates when wet - Effective in warm or cool environments CONS: Small amount of pilling over time. What we like: Great mix of mobility, warmth, and comfort
Best Midlayers of 20242025 Switchback Tested
While the Atom line gets all the glory, we think that the Arc'teryx Proton Jacket ($350) is a slightly better synthetic midlayer from the brand 66°North Ok Collar Jacket (US$365) The 66°North Ok Collar Jacket was created to meet the demands of mountain athletes who need reliable warmth without sacrificing ventilation Hiking boots from these top brands are grippy and rugged without compromising on weight and style.
dryrobe Midlayer Jacket. What we don't: Not as breathable as other synthetic and fleece options Men's: Not available; Women's: Not available; FABRIC: 100% Merino Wool PACKABILITY: Good; PROS: Moisture wicking - Natural odor control - Quick drying - Insulates when wet - Effective in warm or cool environments CONS: Small amount of pilling over time.
dryrobe Midlayer Jacket. Whether hiking, climbing, or facing unpredictable weather, the right midlayer makes a difference. While the Atom line gets all the glory, we think that the Arc'teryx Proton Jacket ($350) is a slightly better synthetic midlayer from the brand