Mammut Wully 20
20 l5 pieces in stock at third-party supplier
Colour3
Product details
The Wully 20 from Mammut is a classic leisure backpack that is ideal for all age groups. Made from 100% recycled polyester, it features a water-repellent coating that protects the contents from light rain, whether in the city or on the trail. With a special compartment for laptops up to 15 inches, a convenient zippered pocket on the front, and two side pockets for water bottles, this backpack is perfect for carrying all your essential items. The minimalist style is complemented by a rope handle, making the Wully 20 a functional companion for the office, city, and spontaneous outdoor adventures.
- 100% recycled material for sustainability
- Water-repellent coating for protection in rain
- Laptop compartment for devices up to 15 inches
- Two side pockets for water bottles.
Exact colour description | Black, Black |
Material | 100% polyester |
Target group | Men, Women |
Backpack type | Casual backpack, Day pack |
Max. screen size | 15" |
Equipment | Carrying handle, Laptop compartment |
Item number | 66637344 |
Manufacturer | Mammut |
Category | Backpacks |
Manufacturer No. | 2570-00490-0001-1020 |
Release date | 27.1.2026 |
Colour | Black |
Exact colour description | Black, Black |
Material group | Fabric |
Material | 100% polyester |
Target group | Men, Women |
Backpack type | Casual backpack, Day pack |
Max. screen size | 15" |
Equipment | Carrying handle, Laptop compartment |
Fastener | Zip |
Style | Casual, Outdoor |
Back system | Contact back |
Country of origin | Vietnam |
Manufacturer commitment | Fair wear, SBTi |
CO₂ emissions | 5.85 kg |
Climate contribution | CHF 0.14 |
Scope of delivery | 1 piece |
Volume | 20 l |
Height | 41 cm |
Width | 29 cm |
Depth | 17 cm |
Weight | 400 g |
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Reviews & Ratings
Warranty score
How often does a product of this brand in the «Backpacks» category have a defect within the first 24 months?
Source: Digitec Galaxus- 41.Dakine0.4 %
- 41.Johnny Urban0.4 %
- 41.Mammut0.4 %
- 41.Patagonia0.4 %
- 41.Puma0.4 %
Warranty case duration
How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?
Source: Digitec Galaxus- 20.Ergobag6 days
- 21.Dakine7 days
- 22.Mammut11 days
- 23.Black Diamond12 days
- 24.Vaude20 days
Return rate
How often is a product of this brand in the «Backpacks» category returned?
Source: Digitec Galaxus- 57.Hermex8.4 %
- 58.XD Design8.5 %
- 59.Mammut8.8 %
- 60.Deuter9 %
- 60.Thule9 %


