Lightweight Base Layers

Lightweight base layers are essential for anyone who loves to embrace the outdoors, no matter the season. Crafted with quality materials that offer lasting value, these versatile garments provide a comfortable foundation for layering. Whether you're hiking through crisp autumn trails or enjoying a chilly morning run, our collection of base layers is designed to keep you cozy and ready for adventure. With a focus on durability and ease of use, they seamlessly blend into your wardrobe, ensuring you're prepared for whatever nature has in store. Explore styles that prioritize comfort and timeless appeal, making them a reliable choice for all your outdoor escapades.

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Men's Cresta Ultralight 150 Crew Top

An alloy gray, extra-large base layer made of 100% merino wool, offering warmth and comfort year-round.

Pros: Soft material Warmth Good fit Comfortable Versatility
Men's L.L.Bean Simple Soft Base Layer, Crew

A lightweight, dark black heather crewneck base layer made from moisture-wicking, quick-drying synthetic fabric.
Women's Cresta Ultralight 150 Crew Top

An alloy gray, 100% merino wool crew top that offers lightweight warmth and a smooth, form-fitting design.

Pros: Lightweight warmth Not itchy Machine washable Versatile Comfortable
Men's L.L.Bean Simple Soft Base Layer, Pants

A lightweight, moisture-wicking base layer pant in dark black heather, made from a polyester-spandex blend.

Pros: Ideal for layering Provides warmth Lightweight feel
Women's Cresta Ultralight 150 Crew Top, Stripe

An itch-free 100% merino wool base layer, perfect for cold-weather sports, available in ocean waves and storm teal.

Pros: Ideal as long underwear Provides excellent warmth Soft merino wool material
Women's Silk Underwear, Pants

A lightweight, cream-colored silk base layer providing breathable warmth without bulk for women.

Pros: Soft and smooth fabric Versatile use Breathable warmth Lightweight and thin Comfortable fit
Women's Silk Underwear, Scoopneck

A black silk long-sleeve undershirt offering comfortable warmth without bulk, perfect as a first layer.

Pros: Great fit Lightweight Warmth Silky feel Comfortable
Men's Silk Underwear, Pants

A strong, lightweight pair of black silk pants offering warmth and comfort without added bulk.

Pros: Great fit Warmth Comfortable Well made Versatile for weather
Women's Silk Underwear, Turtleneck

A lightweight, cream silk turtleneck providing breathable warmth without bulk, perfect under casual or active outfits.

Pros: Excellent customer service Thin and comfortable Soft and warm material Lightweight and warm Perfect turtleneck fit
Men's Silk Underwear, Crewneck

A dark flint gray, 100% silk crewneck providing lightweight warmth and comfort for cold weather activities.

Pros: Durable Comfortable Warm Great for travel Feels like real silk
Men's Cresta Wool Ultralight 150 Pants

An ultralight base layer made of 100% merino wool, perfect for cool-weather sports and odor-resistant.

Pros: Lightweight Warm without being bulky Stylish Durable Comfortable
Women's L.L.Bean Simple Soft Base Layer, Crew

A lightweight, dark black synthetic base layer crewneck with moisture-wicking, quick-dry fabric and thumbholes.

Pros: Great fit Smooth fabric Softness Dino style Material
Women's Cresta Ultralight 150 Crew Top, Short-Sleeve
Price was from: $69 now: $24.99

A remarkably soft, lightweight merino wool base layer in alloy gray, perfect for transitioning seasons.

Pros: Remarkably soft fabric High utility Lightweight design Excellent warmth Comfortable fit
Women's Cresta Ultralight 150 Pants, High-Rise Slim-Leg

A high-rise, slim-leg base layer made from itch-free 100% merino wool in alloy gray.
Women's L.L.Bean Simple Soft Base Layer, Pants

A lightweight, moisture-wicking base layer pant in dark black, made from 94% polyester and 6% spandex.

Pros: Adds extra warmth Lightweight Softness Good fit Comfortable
Women's Cresta Wool Ultralight 150 Base Layer, Hoodie

An ultralight, alloy gray Merino wool hoodie that wicks moisture, resists odors, and fits comfortably under helmets.

Pros: High-quality material Easy to care for Perfect under layer Lightweight design Comfortable fit
Men's Cresta Wool Ultralight 150 Base Layer, Hoodie

A form-fitting, alloy gray Merino wool hoodie that wicks moisture and resists odors for all-season comfort.

Pros: Soft and fleecy interior Sturdy and substantial Good for winter sports Warm and comfortable Fashionable and supportive
Women's Cresta Wool Ultralight 150 Turtleneck

An ultralight, form-fitting turtleneck made of 100% Merino wool, in alloy gray, with thumbhole cuffs.

Pros: Cleanliness High quality Warmth Comfortable fabric Low maintenance
Men's Cresta Ultralight 150 Crew Top, Stripe

A remarkably soft and warm striped crew top made of 100% merino wool, perfect for any season.
Women's Cresta Ultralight 150 Pants, High-Rise Slim-Leg Stripe

A lightweight, high-rise slim-leg base layer made of soft, itch-free 100% merino wool in striped patterns.
Women's Cresta Ultralight 150 Turtleneck, Stripe

A form-fitting, 100% merino wool turtleneck in ocean waves or storm teal, perfect for cold-weather activities.
Men's Cresta Wool Ultralight 150 Pant, Stripe

A slim-leg base layer pant made of itch-free 100% merino wool, available in regatta blue and glacier blue.
Men's Cresta Ultralight 150 Hoodie, Stripe

A form-fitting, 100% merino wool hoodie in regatta blue, perfect as a base layer for winter sports.
Men's Cresta Wool Ultralight 150 Turtleneck

An alloy gray, 100% merino wool turtleneck that wicks moisture, resists odors, and features thumbhole cuffs.

Lightweight Base Layers

When it comes to staying comfortable outdoors, lightweight base layers are a true staple for anyone who loves to move, explore, or simply spend time outside. These finely crafted, barely-there layers are designed to keep you dry and comfortable, whether you’re hitting the trail on a brisk September morning, cycling through changing weather, or heading out for a run before the sun gets too high. Lightweight base layers excel at managing moisture, wicking sweat away from your skin and drying quickly so you can stay focused on the moment—not on feeling clammy or chilled. Many are thoughtfully engineered with breathable materials like merino wool or advanced synthetic blends, offering a soft, itch-free feel and natural odor resistance. For those who spend hours under the sun, options with built-in UPF protection help shield your skin, making them a smart choice for everything from mountain hikes to working in the yard or cheering from the sidelines at a fall soccer game.

Lightweight base layers aren’t just for seasoned adventurers or athletes—they’re a thoughtful gift for anyone who enjoys the outdoors, whether that’s a friend who loves morning walks, a family member who commutes by bike, or a young camper heading off to their first overnight trip. Their versatility shines in transitional seasons, providing just enough warmth under a fleece or jacket without adding bulk, and serving as a reliable foundation for layering as temperatures fluctuate. Kids appreciate the freedom of movement these layers offer during playground adventures or autumn field trips, while adults reach for them again and again for everything from hiking and travel to gardening and everyday wear. The timeless appeal of lightweight base layers lies in their problem-solving comfort: they help regulate body temperature, keep you dry, and move with you, making them an essential part of any wardrobe. Whether you’re gearing up for active pursuits or simply want a comfortable, practical layer for daily life, these pieces are made to be lived in and loved for years to come.

As the seasons shift, lightweight base layers transition seamlessly from warm-weather adventures to cooler days, making them a year-round favorite. For those looking ahead to even hotter conditions, explore our collection of Summer Base Layers for even more breathable, sun-smart options designed for peak comfort when the mercury rises. No matter how or where you like to spend your time outdoors, a quality lightweight base layer brings lasting value, comfort, and ease to every adventure—big or small.

FAQs

Lightweight base layers are most often made from merino wool or high-performance synthetic blends such as polyester and nylon. These materials are selected for their excellent moisture-wicking properties, breathability, and soft feel against the skin, helping keep you comfortable during active pursuits.

Absolutely. Lightweight base layers are designed for versatility, making them suitable for a wide range of temperatures and activities. They work well as a stand-alone layer in mild weather or as a foundational layer under other clothing in cooler conditions.

Yes, lightweight base layers are a great choice for both indoor and outdoor activities. Their moisture-wicking and quick-drying features keep you comfortable during everything from hiking and running to yoga, travel, or simply relaxing at home.

These base layers use specialized fabrics that draw sweat away from your skin and spread it across the surface of the garment, allowing it to evaporate quickly. This helps regulate your body temperature and keeps you feeling dry, even during high-output activities.

Lightweight base layers are a thoughtful and practical gift for anyone who enjoys spending time outdoors or staying active. Their comfort, versatility, and timeless style make them a welcome addition to any wardrobe, whether for family, friends, or outdoor enthusiasts of all ages.

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Lightweight Base Layers