The Marmot Mens Isotherm Half Zip Pullover redefines performance for alpine adventures. Its Polartec Alpha insulation starts breathing the moment you put it on, keeping you comfortable whether skinning uphill or shredding down. Wrapped in windproof and ultra-durable Pertex Quantum, it delivers long-lasting warmth at high altitudes.

Whether ice climbing or ski touring, the Angel-Wing Movement allows unrestricted mobility. Wear it as an insulating midlayer on frigid summit pushes or as a breathable outer on brisk morning hikes. Don't let the cold slow you down - stay active and warm in the Isotherm.

Insulation: Polartec Alpha for breathable warmth
Material: Pertex Quantum for wind protection and durability
Design: Long sleeves with elastic cuffs and stand-up collar
Mobility: Angel-Wing Movement for unrestricted motion
Use: Alpine climbing, ski touring, cold weather activities
Fit: Regular for comfortable layering
Logo: Embroidered Marmot branding on chest and sleeve