When it comes to outdoor apparel that harmonizes functionality with sustainability, few brands capture the essence quite like Icebreaker. This brand is celebrated for its use of merino wool, which offers breathability, moisture-wicking properties, and warmth without bulk. With a focus on clean lines and versatile silhouettes, Icebreaker creates pieces that transition seamlessly from trail to town, embodying an aesthetic that is both timeless and modern. Whether you're embarking on a mountain hike or enjoying a casual day out, their thoughtful designs ensure you remain comfortable and stylish.
Brands like Patagonia, Prana, Arcteryx, and North Face Apparel share Icebreaker’s commitment to quality and ecological responsibility. Each of these companies emphasizes durable materials and innovative design, catering to outdoor enthusiasts who value performance as much as style. If you’re looking to expand your wardrobe with like-minded brands that echo Icebreaker’s philosophy, dive into our curated list and discover the perfect companions for your next adventure.

Founded in 1973, Patagonia is an American clothing company that markets and sells outdoor clothing. The first store opened in Ventura, California selling bespoke mountain climbing gear before expanding its product line to include apparel created for other outdoor sports such as surfing. In addition to sportswear, Patagonia today also offers outdoor products such as camping food, sleeping bags, and backpacks. Discover more brands like Patagonia here.

PrAna offers sustainable and versatile activewear and casual clothing.

Arc'teryx is based on the principle of obsessive, precise design and production in the Canadian Coast Mountain wilderness. Because if their in-house manufacturing and design centres, Arc'teryx is able to constantly innovate and produce products the proper way. Timeless quality, intelligent design, and simplicity result in optimal performance at critical moments. Discover more brands like Arc'teryx here.


North Face is a renowned and well-loved brand in the world of outdoor and fashion apparel. The brand is known for its exceptional quality and style in its range of jackets, coats, footwear, and accessories. Expect rugged, durable, and stylish clothing that is perfect for any adventure, from a day hike to an expedition to the top of a mountain. Find more brands like The North Face here.

Helly Hansen is a Norwegian brand that specializes in creating high-performance outdoor clothing and gear for a wide range of activities, from sailing and skiing to hiking and fishing. They are known for their waterproof and insulated clothing, such as jackets, pants, and overalls. They also offer a wide range of footwear, such as boots and shoes, as well as a variety of accessories, including hats, gloves, and backpacks.

Founded in 1862 by Kaspar Tanner, Mammut has been a mainstay of the climbing and alpine community ever since. It has since expanded into more alpine apparel so if you're looking for high-quality wear for harsh conditions, look no further.

Outdoor Research is known for innovative and high-performance outdoor gear and clothing.

Lululemon is a Canadian athletic apparel company known for it's focus on high-quality performance fabrics and technical designs. The brand is famous for its popular athletic wear and has become a staple among fitness enthusiasts.

High-performance outdoor clothing and gear designed for extreme conditions.

Black Diamond is known for high-quality outdoor gear for climbing and skiing.


Smartwool is known for its high-performance, comfortable socks and apparel made from merino wool, and for its commitment to sustainability and animal welfare.

Cotopaxi is an outdoor gear and active lifestyle brand founded by Davis Smith. It is named after the Cotopaxi Volcano in Equador, near where Davis grew up. They're known for creating high-quality and sustainable gear and clothing.
Every brand in our lists earns a Similarity Score, showing how closely it aligns with the featured label. We evaluate each through four core pillars outside of certain intangible traits:
• Style (40–50%): overall aesthetic and silhouette
• Fit (20–30%): tailoring, proportion, and ease
• Color (10–20%): tone and palette choices
• Price (10–20%): accessibility and value
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This list of Icebreaker alternatives is constantly evolving based on new finds and community picks. Got a brand you think belongs here? We’d love to hear from you.