Zpacks Octa Fleece Camp Pants

$61.97 ~~$99.95~~ In stock

Category: Ultralight Rain Jackets & Clothing

Engineered for outdoor versatility, the ultralight Octa® Camp Pants are crafted with Octa® fleece that offers durability, breathability, and a superior warmth-to-weight ratio. They are excellent as sleep pants, while also doubling as a base layer under backpacking pants or shorts.

A soft, cozy interior ensures all-day comfort, while the tapered design and gusseted crotch provide a streamlined fit that layers easily under pants or hiking shorts. Deep front pockets keep your essentials close, whether you’re on the trail or lounging at camp.

*The length has been increased and is in effect across all sizes as of November 2025 thanks to feedback.

Check out the rest of our Octa® Fleece Collection here.

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Customer Reviews (4.8 / 5 · 5 reviews)

Nicholas N. ★★★★★ Oct 22, 2026

I’ve been reaching for these every single night on trail, the Octa fleece is so light I forget they’re in my pack until I need that cozy warmth at camp. They breathe beautifully during a quick stretch before bed, and the durability has held up against snags from rough tent stakes. Exactly what I wan

Joseph U. ★★★★★ Oct 21, 2026

Finally, a pair of camp pants that disappears in my pack yet keeps me toasty at 40°F. The Octa fleece warmth-to-weight ratio is spot on, and the fabric’s breathability meant zero clamminess when I crawled into my sleeping bag.

Carter N. ★★★★★ Oct 19, 2026

The warmth-to-weight ratio on these is genuinely ridiculous—I packed them for a shoulder-season trip and never once felt cold while lounging around camp. The Octa fleece breathes way better than my old puffy pants, so I didn't overheat during a quick cook-up.