The Mammut Base t‑shirt — a mid‑weight organic‑cotton tee built for everyday wear, easy hikes, and relaxed climbs. Mammut — the Swiss mountain specialists with a century‑deep alpine pedigree — keeps it durable with reinforced seams and a regular fit that stays comfortable year‑round. Natural breathability makes it an effortless staple on and off the trail. 100% Organic Cotton Midweight Jersey Front & Back Graphics Ribbed Crewneck Style Code: 1017-8090-0243
