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Product details
The Wully 20 from Mammut is a comfortable and versatile daypack that is ideal for everyday use as well as spontaneous outdoor activities. With a simple and functional design, this backpack offers ample space for all essential items. The main material is made from 100% recycled textile and features a water-repellent coating that protects the contents from light rain. The backpack includes a special compartment for laptops with a screen size of up to 15 inches, a practical zippered pocket on the front, and two side pockets for water bottles. The Wully 20 combines minimalist style with thoughtful functionality, making it the perfect companion for city visits and short hikes.
- Made from 100% recycled main material
- Water-repellent coating for added protection
- Integrated laptop compartment for devices up to 15 inches
- Two side pockets for water bottles.
Exact colour description | Black, Blue, Chiel |
Material | 100% recycled main material |
Target group | Men, Women |
Backpack type | Day pack |
Max. screen size | 15" |
Equipment | Laptop compartment |
Item number | 66931744 |
Manufacturer | Mammut |
Category | Backpacks |
Manufacturer no. | 2570-00490-50668-1020 |
Release date | 3.2.2026 |
Colour | Black, Blue |
Exact colour description | Black, Blue, Chiel |
Material group | Fabric |
Material | 100% recycled main material |
Target group | Men, Women |
Backpack type | Day pack |
Max. screen size | 15" |
Equipment | Laptop compartment |
Fastener | Zip |
Style | Casual, Outdoor |
Back system | Contact back |
Back length | One size |
Country of origin | Vietnam |
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- 22.JanSport0.3 %
- 22.Lowe Alpine0.3 %
- 22.Mammut0.3 %
- 22.Pacsafe0.3 %
- 22.Tatonka0.3 %
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- 16.Deuter4 days
- 18.Ortovox7 days
- 19.Mammut9 days
- 20.Vaude15 days
- 21.Only-Bags.Store24 days
Return rate
How often is a product of this brand in the «Backpacks» category returned?
Source: Digitec Galaxus- 58.Uswe9.2 %
- 60.Brooks England9.4 %
- 60.Mammut9.4 %
- 62.Cabaia9.6 %
- 62.Dakine9.6 %

