2026 Men's Airmesh Long Sleeve

Imagine one layer that can redefine your outdoor experience. Our essential, packable long sleeve is engineered for peak performance, offering an unmatched warmth-to-weight ratio in our entire collection. You'll stay comfortable and focused, thanks to its exceptional breathability, convenient thumb loops, and a secure zip pocket perfect for keeping your must-haves safe.

The secret lies in its unique active mesh construction. Crafted with hollow, tube-like fibers, this innovative fabric rapidly and efficiently wicks away sweat. This not only supports superior insulation but also provides crucial heat-shielding properties, ensuring you stay perfectly temperature-regulated whether you're conquering a challenging trail, hitting the slopes, or navigating any adventure in between.

• Versatile Performance: Your go-to for everything from Backpacking and Camping to Endurance Sports, Expeditions, Hiking, Mountain Running, Skiing/Snowboarding, Superlight Backcountry, Ultralight Backpacking, and Winter Camping.
• Stay Cool & Dry: Brushed back mesh featuring hollow core yarn actively breathes, keeping you comfortable and preventing overheating.
• Freshness That Lasts: An advanced anti-odor finish keeps you feeling fresh, no matter how intense your activity.
• Lightweight Warmth: Experience superior warmth without the bulk, thanks to an exceptionally high warmth-to-weight ratio.
• Secure Essentials: A conveniently located, secure zip pocket on the front left keeps your small valuables safe and accessible.
• Effortless Layering: Designed to seamlessly layer under outerwear or to be worn comfortably on its own.
• Enhanced Comfort: Soft knit thumbholes provide extra warmth and prevent sleeves from riding up.
• MHW heat transfer logo at left chest
• Adaptive Temperature Control: This innovative design is reversible, offering two distinct levels of warmth. Wear it reversed with the backer faced out to create more airflow and stay up to 28% cooler when conditions demand it.
• Imported