Women's fleece Outdoor Research Alpine Onset Merino 150 Plus

Merino wool and recycled materials for lightweight base layers.

Combining the naturally anti-odor properties of merino wool with the added 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 chafe-free flat 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.