Hooded sweatshirt Outdoor Research Alpine Onset Merino 150

Merino wool and recycled materials for lightweight base layers.

Combining the naturally odor-resistant properties of merino wool with the enhanced durability of recycled polyester, Alpine Onset Merino 150 lightweight wool base layers are an easy choice for winter layering without overheating. Ideally worn next to the skin and constructed with flat, chafe-free seams, the naturally odor-resistant properties of these layers make them an excellent choice for multi-day trips, extended backcountry adventures and activities where layering without overheating is paramount. An essential collection, Alpine Onset Merino 150 base layers are the foundation on which the best-performing outerwear is built.