• Expected delays: We are upgrading our system

    Important notice: We are currently upgrading our system
    - Shipping: Orders will experience longer shipping times of approximately 10-12 business days.
    - Returns: Expected return processing times of approximately 4 weeks.
    - Warranty/Repairs: Expected processing times of approximately 7 weeks.
    We apologize for any inconvenience and appreciate your understanding.

  • 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.

Women's Base Layer Tops 

(4)
4
  • Mammut Selun FL T-Shirt Women Logo, flux - Flux
  • Mammut Selun FL T-Shirt Women Logo, flux - Flux
  • Mammut Selun FL T-Shirt Women Logo, flux - Flux
  • Mammut Selun FL T-Shirt Women Logo, flux - Flux
Selun FL T-Shirt Women Logo
The go-to tee for the outdoors

Solution dye | bluesign® PRODUCT | Fair Wear | Recycled

€45.50€65–30%
  • Mammut Aenergy FL T-Shirt Women, peach - Peach
  • Mammut Aenergy FL T-Shirt Women, peach - Peach
  • Mammut Aenergy FL T-Shirt Women, peach - Peach
  • Mammut Aenergy FL T-Shirt Women, peach - Peach
Aenergy FL T-Shirt Women
The ultimate high-performance T-shirt

bluesign® PRODUCT | Fair Wear | Recycled

€52.50€75–30%
  • Mammut Selun FL Longsleeve Women Logo, quartz dust - Quartz dust
  • Mammut Selun FL Longsleeve Women Logo, quartz dust - Quartz dust
  • Mammut Selun FL Longsleeve Women Logo, quartz dust - Quartz dust
  • Mammut Selun FL Longsleeve Women Logo, quartz dust - Quartz dust
Selun FL Longsleeve Women Logo
The go-to shirt for the outdoors

Solution dye | bluesign® PRODUCT | Fair Wear | Recycled

€52.50€75–30%
  • Mammut Trift Longsleeve Women, marsh - Marsh
  • Mammut Trift Longsleeve Women, marsh - Marsh
  • Mammut Trift Longsleeve Women, marsh - Marsh
  • Mammut Trift Longsleeve Women, marsh - Marsh
Trift Longsleeve Women
Insulating longsleeve shirt with Merino wool

Responsible wool | Fair Wear

€87.50€125–30%

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!