The North Face Summit Series Pro 120 Crew Review

Overview

The Summit Series Pro 120 Crew is The North Face’s high-output, cool-to-mild-weather base layer — a synthetic long-sleeve built from 120 g/m² double-knit DotKnit fabric rather than the merino most ultralight hikers default to. It’s aimed at skiers, alpinists, and fast-and-light hikers who run warm and need a next-to-skin layer that dumps heat and moisture fast, rather than one that maximizes standalone warmth.

Key Specs

Spec	Detail
Style number	NF0A87ZT
Weight	160 g (5.6 oz)
Fabric	120 g/m², 58% polyester / 42% recycled polyester double knit with FlashDry
Fabric tech	DOTKNIT™ double knit with engineered perforations
Fit	Slim
Center back length	28.75 in
Features	Thumb loops, Merrow-stitched seams, anti-odor treatment
MSRP	$100

Performance

The headline feature here is the DotKnit fabric itself — two layers of very light material with engineered holes in the face fabric to help sweat move away from your skin. That’s more than just marketing copy; it lines up with what reviewers actually report. One tester who wore it on glacier hikes and up several Scottish Munros noted they could hike up a steep mountain wearing it with a fleece and waterproof and never feel damp or clammy. Another reviewer specifically called out that it dries astonishingly quickly when your back has got sweaty from carrying a pack — which matches the general synthetic-vs-merino tradeoff: faster dry times, but you give up some of wool’s natural odor resistance (more on that below).

Where it gets interesting is warmth-to-weight. On paper, 120 g/m² sounds thin, but the fit does a lot of the work. Its skin-tight fit creates a cocoon-like effect that traps heat, making it warmer than its ultralight build suggests — noticeably more insulating than the Outdoor Research Echo Hoodie and Patagonia Capilene Thermal Weight (129 g/m²). One field test paired it with an Atom LT and a hardshell for in-bounds skiing on a 35-degree day and reported the system worked perfectly. That’s a solid data point for where this shirt shines: high-output aerobic days in the 20s-40s°F, not standing around at a trailhead in single digits.

Fit is genuinely slim — this isn’t a relaxed layer you’ll want to wear alone at the coffee shop. One tester found it a little tight in the chest considering vs the armpit but still comfortable over long wear. Another noted testing a small (their usual size) and finding it a perfect fit, with no stretch, but no problems getting it on and off, and zero stretch means it won’t lose its shape over time. The 28.75” center-back length is also longer than most base layer tops, which one reviewer liked because it’s easy to tuck into rain pants or just offer a little more protection from the cold around the hips.

On durability, the synthetic construction seems to hold up well relative to merino — reviewers called it far more durable than merino and praised the Merrow-stitched seams for resisting abrasion over time. The newer version also picked up an anti-odor treatment, which one reviewer flagged as a welcome upgrade, though it’s still not going to match merino’s multi-day funk resistance — one Backcountry reviewer mentioned the shirt did pick up their smell after two full ski days.

The one recurring gripe that has nothing to do with performance: several buyers are annoyed that North Face keeps putting their logo on the front and back of an otherwise clean, technical piece.

Pros & Cons

Pros

• Perforated DotKnit fabric genuinely accelerates moisture transfer and dries fast after sweaty efforts
• Slim, cocoon-like fit punches above its 120 g/m² weight class for warmth
• Long 28.75” body length tucks well into pants/bibs and covers the lower back
• Thumb loops and low-profile Merrow seams layer cleanly under a fleece or shell
• More durable and faster-drying than a comparable merino base layer
• Updated version adds anti-odor treatment and recycled poly content

Cons

• Slim/skin-tight fit won’t suit everyone, especially broader-chested guys who found it snug through the torso
• No fabric stretch, per at least one reviewer’s experience
• Not warm enough on its own for genuinely frigid, low-output conditions — it’s a mover’s layer, not a belay-jacket-replacement
• Still picks up odor faster than merino on multi-day trips
• $100 price point is steep for a synthetic base layer, and the visible branding bothers some buyers
• Real user review counts are still thin (teens, not hundreds), so long-term durability data is limited

Who Should Buy This

This is the right base layer for skiers, ski tourers, and winter hikers who run hot and need to move fast without stewing in their own sweat — think aerobic, high-output days in the 20-40°F range under a shell or fleece. If you’re someone who’s cold most of the time or wants a standalone layer for sitting around camp, look at a heavier merino or fleece-backed option instead; the Pro 120’s whole design philosophy is built around shedding heat and moisture, not banking it.

Verdict

The Summit Series Pro 120 Crew delivers on its core promise: a slim, perforated synthetic base layer that manages moisture and dries fast without sacrificing as much warmth as its 120 g/m² weight suggests. It’s not cheap, the fit is unapologetically snug, and it won’t out-stink merino on a five-day trip, but for high-output cold-weather missions where staying dry matters more than staying toasty at rest, it’s a well-executed piece. I’d put it at a 7.5/10 — a strong pick for its intended use case, docked slightly for price and a fit that demands you actually run warm.