
Improved with a new fit and colors, the women's Smartwool Merino 250 Base Layer Crew top helps you look and feel better with perfect midweight warmth and dry comfort for your active best.

When you're out in the backcountry and your hands need some backup, make sure to bring along the Smartwool Merino 250 gloves on your next outdoor adventure to add extra warmth under your shell gloves.

Keeping your neck warm and dry helps you stay comfortable in cold, harsh conditions. The Smartwool Merino 250 neck gaiter is made from NTS Midweight merino wool for a soft, comfy feel.

Warm merino bottoms for the coldest months, the women's Icebreaker Merino 260 Tech High Rise base layer leggings are great for winter layering on skiing, snowshoeing or other cold-weather adventures.

Suit them up for cold epics in the kids' Icebreaker Merino 260 Tech Long-Sleeve Half-Zip Thermal top. This midweight base layer is designed for easy layering and temperature regulation on active days.

Layering is smart when you know the mercury will dip and rise on your hike. The Smartwool Merino base layer tee works well undercover on cool mornings or as a standalone piece in warmer temps.

Stay dry on the trail in the soft, breathable and naturally odor-resistant REI Co-op Merino Merino Bikini Underwear for women. They're made to keep you comfy throughout the day.

Stay dry on the trail in the soft, breathable and naturally odor-resistant REI Co-op Merino Boxer Brief Underwear for men. They're made to keep you comfy throughout the day.

Stay dry on the trail in the soft, breathable and naturally odor-resistant REI Co-op Merino Boxers for men. They're made to keep you comfy throughout the day.

Move with ease and layer to your heart's content with the the low-impact REI Co-op Merino Bralette, made with a sweat-wicking merino wool blend and ready for the day ahead.

Comfortable, soft and designed with room to move, the women's Smartwool Merino Cropped T-shirt offers the odor resistance and temperature regulation of merino wool in an everyday-wearable style.

Using the same bulk-reducing construction as PEARL iZUMi base layers, the PEARL iZUMi Merino cycling cap easily fits under most helmets and offers superior moisture transfer and thermal regulation.

Designed so you can easily operate a touch screen, these Smartwool Merino gloves will keep your hands warm in cool weather while letting you snap a selfie to commemorate the adventure.

Stay dry on the trail in the soft, breathable and naturally odor-resistant REI Co-op Merino Merino Hipster Underwear for women. They're made to keep you comfy throughout the day.