SJ Gang Thunderchek School Backpack

21 l
Delivered between Sat, 11.7. and Fri, 17.7.
6 pieces in stock at supplier
free shipping

Product details

The SJ Gang Thunderchek school backpack is a functional and durable backpack for daily school use, made from 100 percent recycled polyester with GRS certification for environmental friendliness. This micro-light model offers a generous capacity of 21 liters with dimensions of 27 cm in width, 38 cm in height, and 19 cm in depth, providing ample storage space for books, notebooks, and school supplies. The ergonomic design features a pre-shaped back panel with integrated bottom support, as well as padded, adjustable shoulder straps that can be complemented by a removable chest strap for increased comfort during extended use. Practical storage solutions include a double front pocket, a special mesh side pocket for water bottles for easy access to drinks, and an internal name tag for personal identification. The main compartment uses a magnetic closure for quick and secure access, while the front pocket incorporates a flip system for organized storage of smaller items. Additional functional features include an adjustable and removable hip belt for improved weight distribution, a load compression system to adapt the backpack volume to the user's back, and a simple, clear design focused on reliability. The material is lightweight yet robust, ensuring lasting performance for everyday school activities. This model is available in a versatile black color and comes in a one-size-fits-most design, making it a practical choice for individuals seeking a reliable, environmentally conscious backpack without unnecessary complexity.

Key specifications

Exact colour description
Black
Material
100 per cent recycled polyester
Target group
BoysGirls
Backpack type
School bag + satchel
Equipment
Carrying handleChest beltSide pockets

General information

Item number
65053405
Manufacturer
SJ Gang
Category
Backpacks
Manufacturer No.
20C202397-899
Release date
11.11.2025

Colour

Colour
Black
Exact colour description
Black

Material

Material group
Fabric
Material
100 per cent recycled polyester

Target group

Target group
BoysGirls

Backpack properties

Backpack type
School bag + satchel
Equipment
Carrying handleChest beltSide pockets
Fastener
Magnetic closure
Number of compartments
2x
Size
One size
Style
Casual
Back system
Contact back
Back length
One size

Voluntary climate contribution

CO₂ emissions
6.25 kg
Climate contribution
CHF 0.15

Scope of delivery

Scope of delivery
Backpack

Product dimensions

Volume
21 l
Height
38 cm
Width
27 cm
Depth
19 cm

30-day right of return
24 Months Warranty (Bring-in)

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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
  • SJ Gang
    Not enough data
  • 1.Adidas
    0 %
  • 1.Arena
    0 %
  • 1.JAKO
    0 %
  • 1.Kiprun
    0 %

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
  • SJ Gang
    Not enough data
  • 1.Dicota
    0 days
  • 1.Fjällräven
    0 days
  • 1.Johnny Urban
    0 days
  • 1.Kapten & Son
    0 days

Return rate

How often is a product of this brand in the «Backpacks» category returned?

Source: Digitec Galaxus
  • SJ Gang
    Not enough data
  • 1.Loungefly
    1.2 %
  • 2.Lenovo
    2 %
  • 3.Nike
    2.6 %
  • 4.Erima
    2.8 %
Source: Digitec Galaxus