• Free shipping from 50 EUR

    Shipping is free for purchases from 50 EUR. For orders below this purchase value, shipping costs of 5.95 EUR will be applied.

  • Recall for Skywalker Pro Via Ferrata

    We have identified a potential issue with the locking mechanism of the carabiners used in the Skywalker Pro Via Ferrata and the Skywalker Pro Turn Via Ferrata Sets, sold since 2023. As a result, we have decided to recall all potentially affected products and refund all impacted clients.

  • Updated Data Privacy Policy

    We’d like to let you know that we’ve updated our Privacy Policy, effective 3nd June 2025.
    Your data is valuable to us, and we are committed to protecting it and handling it with care. We encourage you to read the updated policy to stay informed about how we collect, use, and safeguard your information.

Base Layer Tops 

(20)
20results
  • Mammut Selun FL Tank Top Women, alpine calamint - Alpine calamint
  • Mammut Selun FL Tank Top Women, alpine calamint - Alpine calamint
  • Mammut Selun FL Tank Top Women, alpine calamint - Alpine calamint
  • Mammut Selun FL Tank Top Women, alpine calamint - Alpine calamint
Selun FL Tank Top Women
The go-to top for the outdoors

Solution dye | bluesign® PRODUCT | Fair Wear | Recycled

€55
  • Mammut Aenergy FL T-Shirt Men, alvatern - Alvatern
  • Mammut Aenergy FL T-Shirt Men, alvatern - Alvatern
  • Mammut Aenergy FL T-Shirt Men, alvatern - Alvatern
  • Mammut Aenergy FL T-Shirt Men, alvatern - Alvatern
Aenergy FL T-Shirt Men
The ultimate high-performance T-shirt

bluesign® PRODUCT | Fair Wear | Recycled

€75
  • Mammut Selun FL Sun Hoody Women, alpine calamint - Alpine calamint
  • Mammut Selun FL Sun Hoody Women, alpine calamint - Alpine calamint
  • Mammut Selun FL Sun Hoody Women, alpine calamint - Alpine calamint
  • Mammut Selun FL Sun Hoody Women, alpine calamint - Alpine calamint
Selun FL Sun Hoody Women
The go-to lightweight hoody for the outdoors

Solution dye | bluesign® PRODUCT | Fair Wear | Recycled

€95
  • Mammut Selun FL Sun Hoody Men, silver sage - Silver sage
  • Mammut Selun FL Sun Hoody Men, silver sage - Silver sage
  • Mammut Selun FL Sun Hoody Men, silver sage - Silver sage
  • Mammut Selun FL Sun Hoody Men, silver sage - Silver sage
Selun FL Sun Hoody Men
The go-to lightweight hoody for the outdoors

Solution dye | bluesign® PRODUCT | Fair Wear | Recycled

€95
  • Mammut Trift Longsleeve Men, marine - Marine
  • Mammut Trift Longsleeve Men, marine - Marine
  • Mammut Trift Longsleeve Men, marine - Marine
  • Mammut Trift Longsleeve Men, marine - Marine
Trift Longsleeve Men
Insulating longsleeve shirt with Merino wool

Responsible wool | Fair Wear

€125
You've viewed 20 of 20 products

How was your experience on this page?

Elevate your outdoor performance with Mammut's Base Layer collection.

Engineered to be the foundation of your layering system, these essential garments offer unparalleled comfort and functionality in any environment.

Our range features a variety of materials and weights to suit diverse needs. Luxurious merino wool options provide natural temperature regulation and odor resistance, perfect for extended wear. Lightweight synthetic blends offer superior moisture-wicking properties, ideal for high-intensity activities. For colder conditions, our insulated base layers deliver exceptional warmth without bulk.

Mammut's attention to detail shines through in every piece, with ergonomic designs that move with your body and flat seams to prevent chafing. Whether you're scaling peaks, carving down slopes, or embarking on a multi-day trek, our base layers keep you dry, comfortable, and focused on the adventure ahead.

Experience the Mammut difference – where cutting-edge technology meets Swiss precision in every stitch of our base layer collection. Explore our wide range of tops now and find the perfect fit for your adventures!