• 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.

    Return your product for a refund

New Colors Added
  1. Clothing
  2. Tops

Lenni Longsleeve Shirt Men

Classic long-sleeved hiking shirt

Kr 1199

Silver sage-strata

  • Mammut Lenni Longsleeve Shirt Men - marsh-dark marsh, S - Marsh-dark marsh - Thumbnail
  • Mammut Lenni Longsleeve Shirt Men - steel-black, S - Steel-black - Thumbnail
  • Mammut Lenni Longsleeve Shirt Men - silver sage-strata, S - Silver sage-strata - Thumbnail
The classic hiking shirt designed for ultimate versatility, the Lenni is an easy choice on short day hikes and long trekking trips alike. The latest iteration of this best-selling shirt delivers all the features you know and love with a new, low-impact material. The high-performance, lightweight...
HeiQ Fresh
  • Lightweight and quick-drying
  • Treated with HeiQ Fresh FFL - a bio-based technology that reduces unpleasant odors
  • Reliable protection from strong sunlight
  • Chest pocket with button
  • Movement fold on back for extra comfort
    • Hiking
    • 1015-01461
    • CutRegular Fit
    • UV protection (UPF)UPF 50+
    • Weight169 g

  • Main material9% Polyester, 91% Polyester (recycled)

  • Mammut Do not use chlorine-based bleach

    Do not use chlorine-based bleach

  • Mammut Do not dry clean or use solvents to remove stains

    Do not dry clean or use solvents to remove stains

  • Mammut Max. ironing temperature (110° C) Take care when steam ironing

    Max. ironing temperature (110° C) Take care when steam ironing

  • Do not iron on prints and decorative elements

  • Mammut Do not tumble dry

    Do not tumble dry

  • Mammut Machine wash on wool/delicates cycle (max. 30° C)

    Machine wash on wool/delicates cycle (max. 30° C)

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