Selecting the perfect base layer can make all the difference for travelers seeking comfort, adaptability, and performance across various climates. Here are nine top-rated base layers for 2025, designed to enhance your travel experience. Each has unique features that cater to different needs, whether you’re exploring snowy mountains or tropical trails.
Patagonia Capilene Midweight Crew

Say goodbye to the chill with the Patagonia Capilene Midweight Crew. Crafted with synthetic fibers, it offers an ideal blend of warmth and breathability. Fast-drying and durable, it’s designed for those who thrive in cooler climates. Not only is it affordable, but it also maintains a strong performance during high-energy activities. From the cold streets of New York to the wintery slopes of Aspen, this base layer ensures comfort without breaking the bank.
Icebreaker Merino 200 Oasis Long Sleeve

Step into nature with Icebreaker’s Merino 200 Oasis. Renowned for its 100% merino wool construction, this base layer offers unmatched thermal regulation. Its natural odor resistance means you can wear it for days without laundry—a blessing for longer trips. Whether you’re exploring ancient ruins or camping under the stars, this layer adapts, providing comfort and luxury. Its elegant design complements any travel wardrobe, making it a staple for the modern explorer.
Arc’teryx Rho LT Crew

For those who push limits, the Arc’teryx Rho LT Crew is your match. Made from a polyester and elastane blend, it hugs your body while ensuring breathability. Its ability to manage moisture sets it apart, keeping you dry even during extreme activities. Perfect for high-altitude adventures or brisk morning runs, it excels in warmth-to-weight ratio. This base layer isn’t just performance-oriented; it’s a statement of resilience and determination.
REI Co-op Merino Midweight Base Layer

Value meets performance with the REI Co-op Merino Midweight Base Layer. Blending merino wool with recycled polyester, it offers warmth without the premium price tag. Ideal for budget travelers, it doesn’t compromise on moisture-wicking capabilities. Whether navigating bustling city streets or embarking on a nature hike, it handles your journey with ease. Its robust build ensures longevity, making it a wise investment for those who love to wander without limits.
Helly Hansen Lifa Stripe Crew

Efficiency is key with the Helly Hansen Lifa Stripe Crew. This lightweight synthetic base layer is perfect for those who prioritize quick-drying and moisture management. Whether you’re engaging in high-intensity workouts or simply exploring a new city, its performance remains reliable. Its affordability makes it accessible for anyone seeking quality without extravagance. With a history rooted in innovation, Helly Hansen continues to serve athletes and travelers alike with dependability.
Minus33 Woolverino 1/4 Zip Hoody

Meet versatility with the Minus33 Woolverino 1/4 Zip Hoody. This base layer combines the benefits of merino wool with the convenience of a 1/4 zip design. Whether on a misty morning hike or a breezy evening walk, you can easily adjust ventilation for comfort. Its soft fabric offers warmth and flexibility, adapting to changing conditions. As a trusted name in wool apparel, Minus33 delivers on both style and functionality, making it a travel essential.
Smartwool Classic All-Season Merino Base Layer

Imagine a fabric that feels like a warm hug in the cold and a cool breeze in the heat. The Smartwool Classic All-Season Merino offers exactly this duality with its midweight merino/nylon blend. This base layer excels in wicking moisture and controlling odors, making it your perfect travel companion. Whether you’re hiking through the Alps or strolling in Bali, its temperature regulation keeps you comfortable. Plus, its durability ensures it withstands the wear and tear of constant adventure.
Mountain Hardwear Crater Lake Hoodie

Discover the lightweight warmth of the Mountain Hardwear Crater Lake Hoodie. Designed for backpackers, it provides cozy insulation without the bulk. Its comfortable fit accommodates layering, making it perfect for unpredictable climates. Whether ascending rocky trails or camping under the night sky, this hoodie ensures you’re prepared. Mountain Hardwear’s dedication to quality craftsmanship shines through, offering a reliable piece for explorers ready to tackle new heights.
Patagonia Capilene Cool Daily Hoodie

Stay cool in style with the Patagonia Capilene Cool Daily Hoodie. This lightweight layer is made for active pursuits, offering superb moisture-wicking capabilities. Its relaxed fit provides comfort during long hikes and adventurous treks. Perfect for sunny afternoons or breezy mornings, it adapts to your pace, ensuring comfort with every step. Patagonia continues to lead with sustainability in mind, making this hoodie a choice you can feel good about.

