Mammut Tree Wool Longsleeve Performance Tee

Tree Wool FL Longsleeve Performance Tee The Mammut Tree Wool T-Shirt  is your go-to layer when you want performance that feels effortless. From early morning hikes to climbing sessions and travel days in between, this tee blends natural comfort with technical capability—so you stay comfortable no matter where the day leads. Made from a 100% natural fiber blend of merino wool and Lyocell, it delivers breathable, fast-drying performance with excellent temperature regulation. It naturally resists odor, so you can wear it longer between washes—ideal for multi-day adventures or active travel. The relaxed fit and underarm gusset give you unrestricted movement, whether you’re reaching for holds, hiking uphill, or just moving through your day with ease. IDEAL FOR Hiking & trekking Climbing & alpine approaches Ski touring & travel Why You’ll Love It Naturally Breathable & Odor-Resistant – Merino wool keeps you fresh on long, active days. Fast-Drying Comfort – Performs better than traditional wool in changing conditions. Freedom to Move – Underarm gusset supports dynamic movement and layering. Sustainably Sourced – Includes RWS-certified wool and biodegradable Lyocell fibers. Versatile Performance Fit – Relaxed cut works on the mountain and in everyday life. Fabric & Fit Details Material: Merino wool & Lyocell (100% natural fiber blend) Fit: Regular fit Weight: 125 g Features: Underarm gusset, breathable, quick-drying, odor-neutralizing