• Fourth of July Sale – 25% off site-wide

    25% off RRP sitewide, excluding outlet. This offer is valid from 27 June to 4 July 2025. Outlet/Sale styles are excluded from this offer. This promotion cannot be combined with other voucher codes, discounts, or promotions. Mammut reserves the right to cancel the promotion at any time and is subject to stock availability. Offer valid on mammut.com/us  only.

  • 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.

Down Sleeping Bags for Mountaineering 

(3)
3
  • Mammut Women's Perform Down Bag -10C, petrol - Petrol
  • Mammut Women's Perform Down Bag -10C, petrol - Petrol
Women's Perform Down Bag -10C
Women's down sleeping bag

bluesign® PRODUCT | Responsible down | PFC-free DWR | Fair Wear | Recycled

$210$279.95–25%
  • Mammut Women's Protect Down Bag -21C, petrol - Petrol
  • Mammut Women's Protect Down Bag -21C, petrol - Petrol
Women's Protect Down Bag -21C
Women's down sleeping bag

bluesign® PRODUCT | Responsible down | PFC-free DWR | Fair Wear | Recycled

$292.50$389.95–25%
  • Mammut Siku Down Bag -18C, freesia - Freesia
  • Mammut Siku Down Bag -18C, freesia - Freesia
Ajungilak
Siku Down Bag -18C
Down sleeping bag

Responsible down | bluesign® PRODUCT | PFC-free DWR | Fair Wear | Recycled

$397.50$529.95–25%

How was your experience on this page?