Summer Base Layers

Get ready to enhance your warm-weather adventures with our versatile summer base layers. Designed to keep you comfortable and cool, these essential pieces provide the perfect foundation for any outdoor activity. Whether you're hiking, biking, or simply enjoying a sunny day out, our summer base layers offer the ideal combination of breathability and comfort. Choose from a variety of styles and colors that effortlessly blend functionality with timeless appeal, ensuring you stay at ease and looking great all season long.

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476 Items

Men's Cresta Wool Midweight 250 Crew Top

A versatile dark black merino wool base layer that wicks sweat, resists odor, and keeps you warm.

Pros: Perfect fit Soft and comfortable Durable fabric Available in big and tall sizes Great warmth
Men's Silk Underwear, Pants
Price was from: $54.95 now: $45.99

A lightweight, solid red silk base layer pant offering warmth and comfort without bulk.

Pros: Provides warmth Well made and sturdy Prevents chafing Comfortable fit Lightweight and thin
Men's Cresta Midweight 250 Pants

A versatile base layer made of itch-free merino wool, naturally wicking sweat and resisting odor.

Pros: Great color Versatile use Easy to wash Excellent warmth Comfortable fit
Women's Silk Underwear, Turtleneck

A lightweight, bulk-free black silk turtleneck providing breathable warmth under casual and active outfits.

Pros: Excellent customer service Thin and comfortable Great turtleneck fit Soft and warm material Lightweight and warm
Women's Cresta Midweight 250 Pants, High-Rise Slim-Leg
Price was from: $99.95 now: $84.99

A versatile, high-rise slim-leg base layer made of 100% merino wool in carbon navy.

Pros: Great fit High-quality fabric Non-itchy material Comfortable to wear Excellent warmth
Men's Cresta Midweight 250 Quarter-Zip Top
Price was from: $120 now: $99.99

A versatile merino wool quarter-zip top in saddle heather, perfect for warmth and odor resistance.

Pros: Keeps you warm Excellent base layer Comfort Durability Versatility
Women's Cresta Midweight 250 Crew Top
Price was from: $99.95 now: $84.99

A midweight merino wool crew top in carbon navy that wicks sweat, resists odor, and keeps you warm.

Pros: Holds its shape Perfect base layer Breathability Warmth Regulates body temperature
Women's Cresta Midweight 250 T-Zip Top
Price was from: $120 now: $99.99

A versatile, form-fitting merino wool base layer that wicks sweat, resists odor, and keeps you warm.

Pros: Well-made Warmth True to size Versatile Comfortable
Men's Cresta Ultralight 150 Crew Top

An alloy gray, 100% merino wool crew top offering lightweight warmth and comfort for any season.

Pros: Soft material Warmth Good fit Comfortable Versatility
Women's Cresta Ultralight 150 Crew Top

A remarkably soft, itch-free merino wool crew top in alloy gray, perfect as a lightweight base layer.

Pros: Not itchy Lightweight Warmth Versatile 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 Pants, High-Rise Slim-Leg

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

A lightweight, moisture-wicking base layer pant in Sea Salt, 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
Price was from: $99.95 now: $84.99

An ultralight, form-fitting Merino wool hoodie that wicks moisture, resists odors, and features thumbhole cuffs.

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

An alloy gray, 100% Merino wool hoodie base layer that wicks moisture, resists odors, and fits snugly.

Pros: Soft and fleecy interior Ideal for winter sports Warm and comfortable Good fit Fashionable and supportive
Men's Cresta Ultralight 150 Crew Top, Stripe
Price was from: $89.95 now: $75.99

A remarkably soft and warm striped crew top made of 100% merino wool with thumbhole cuffs.
Women's Cresta Ultralight 150 Pants, High-Rise Slim-Leg Stripe
Price was from: $89.95 now: $75.99

A high-rise, slim-leg base layer made of soft, itch-free merino wool, perfect for any season.
Men's L.L.Bean Simple Soft Base Layer, Crew

A lightweight, moisture-wicking synthetic base layer crewneck in faded sage heather with thumbholes for secure sleeves.
Women's L.L.Bean Everyday Performance Tank, Cropped
Price was from: $69.95 now: $34.99

A sublimely soft, stretchy cropped tank in midnight black with UPF 50+ and built-in shelf bra.
Women's L.L.Bean Heavyweight Base Layer Hoodie

A midnight black heavyweight base layer hoodie made from recycled polyester, featuring moisture-wicking and anti-microbial properties.
Women's LLB Simple Soft Base Layer Camisole

A lightweight sea salt camisole made from a moisture-wicking polyester-spandex blend for everyday layering.
Men's L.L.Bean Heavyweight Base Layer Crew Top, Print

A heavyweight base layer crew top in kelp green camo, made from recycled polyester and elastane.
Women's L.L.Bean Midweight Base Layer Crew Top

A lavender ice midweight base layer crew top made from REPREVE® recycled polyester, wicking moisture and resisting odor.

Summer Base Layers

When the days grow longer and the air feels warmer, spending more time outside becomes second nature—whether that means logging miles on the trail, setting out for a bike ride, or simply enjoying a family picnic in the backyard. For anyone who loves to stay active or comfortable during these sun-filled seasons, the right summer base layers can make all the difference. A well-chosen base layer serves as a foundation for comfort, helping you feel your best from the first steps of a morning hike to the last light of an evening stroll. These lightweight layers are designed to be worn directly against the skin, offering a smooth and comfortable fit that feels barely there. Many people are surprised to discover how much a thoughtfully selected base layer can improve their experience outdoors—whether you’re powering through a weekend run, tackling a challenging climb, or just looking for that extra bit of comfort under casual clothes as the temperature rises.

Choosing summer base layers often comes down to the details that matter most to you and your adventures. Some prefer the soft, natural feel of merino wool, which has become popular for its ability to help regulate body temperature and resist odor, even on the most active days. Others gravitate toward synthetic fabrics, known for their lightness and quick-drying qualities, making them a favorite for high-intensity activities like trail running, cycling, or backpacking. The variety of cuts—ranging from sleeveless tanks to classic short sleeves—means you can find something that works whether you’re layering under a jersey, wearing it solo on a hot afternoon, or pairing it with a button-down for a casual outing. Mesh constructions and carefully placed seams help promote airflow and reduce chafing, especially when you’re carrying a pack or moving for hours at a time. These features make summer base layers a thoughtful gift for anyone who enjoys the outdoors, from the seasoned hiker looking to upgrade their kit to the friend who’s just starting to explore new trails or activities. They’re also a practical pick for travelers, campers, and families who want easy-to-pack, versatile pieces that transition from active days to relaxed evenings around the fire.

Summer base layers aren’t just for the most adventurous—everyone can appreciate the comfort they bring, whether you’re gardening, walking the dog, or cheering on kids at a weekend soccer game. The beauty of these layers is how seamlessly they fit into everyday routines and special occasions alike, helping you stay cool and comfortable through all kinds of summer fun. And as the season starts to shift and cooler mornings return, many of the same lightweight base layers continue to serve as reliable first layers under flannels or hoodies, extending their usefulness well into the fall. For those who love to embrace the outdoors year-round, exploring options for every season can be rewarding—if you’re gearing up for colder adventures, consider learning more about Snowboarding Base Layers to keep the comfort going when the temperatures drop. No matter how you spend your days outside, the right base layer is a small detail that can make every outing more enjoyable, helping you focus on what matters most: sharing the joy of the outdoors with family and friends.

FAQs

Summer base layers are often crafted from lightweight, moisture-wicking materials such as polyester, nylon, or blends that may include natural fibers like merino wool. These fabrics are chosen for their ability to pull moisture away from the skin and dry quickly, helping you stay cool and comfortable during warm-weather activities.

Summer base layers are designed to manage sweat and keep your skin dry, which is especially helpful during activities like hiking, running, or biking. Their breathable construction allows for better airflow, reducing the sticky feeling that can come with heat and humidity, so you can stay focused on enjoying the outdoors.

Yes, summer base layers are an excellent choice for travel. Their lightweight and packable nature makes them easy to bring along, and their quick-drying properties mean you can wash and reuse them on the go. They also work well as versatile layering pieces, adapting to changing weather and activities.

Absolutely. Many summer base layers are designed with a comfortable, flattering fit and smooth seams, making them suitable for wearing alone on hot days or as a lightweight top for casual outings. Their soft feel and breathability make them a favorite for all-day wear.

When choosing a summer base layer, look for features like moisture-wicking fabric, breathability, flatlock seams for comfort, and odor-resistant technology. These details help ensure lasting comfort during any activity, from morning walks to long days exploring the outdoors.

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Summer Base Layers