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Casual school backpack model comparison

Lässig School Backpacks: The 3 Models Compared

Which Lässig School Backpack suits your child? In our Lässig School Backpack Model Comparison you will learn everything about ergonomics, construction, weight, everyday practicality, colors & designs. Slim Unique, Boxy Unique or Flexy Unique? Discover the differences now and find the optimal model for a successful start to school.

Why a Lässig School Backpack is the Right Choice

Ergonomic carrying system with chest and hip strap
Lightweight, durable materials
Reflective elements for better visibility
Sustainable fabrics made from recycled polyester

Lässig School Backpacks: Slim, Boxy or Flexy?

The Lässig Unique series consists of three models: Slim Unique, Boxy Unique and Flexy Unique. All three models are ergonomic and of high quality. Differences lie in shape, flexibility and design :

  • Slim vs. classic box shape vs. flexible front
  • Lightweight vs. compact vs. dynamic design
  • For petite children, tidy or active children

Colors & Designs: All models are available in various color combinations, from subtle tones to colorful, child-friendly prints.

Lässig School Backpack Product Overview

You can find the three models Slim Unique, Boxy Unique & Flexy Unique in our shop in numerous colors & designs.

Slim Unique

Laessig School Set Slim Unique Schulranzen-Set 7tlg in Pink

Slim shape • close-fitting • lightweight

Boxy Unique

Laessig School Set Boxy Unique Schulranzen-Set 7tlg Speckles Anthracite

Sturdy box shape • great overview • structured interior

Flexy Unique

Laessig School Set Flexy Unique Schulranzen-Set 7tlg Speckles Berry

Flexible front • sporty • dynamic • extra light

Which backpack suits which child?

Lässig School Backpack Comparison Table

The following table shows all important features of the Lässig school backpacks Slim Unique, Boxy Unique and Flexy Unique at a glance:

Case
Hard shell, slim, close to the body
Hard shell, rigid box shape
Backpack shape, flexible front compartment
Weight
approx. 1095 g
approx. 1170 g
approx. 1000 g
Volume
21 l
21 l
19 l
Dimensions
30×25×41.5
30×25×41.5
30×25×40
Inner compartments
1 main compartment, 2 front pockets
1 main compartment, organizer
Variable, organizer
Carrying system
Chest & hip strap
Chest & hip strap
Chest & hip strap
Reflectors
Front, sides, straps
Front, sides, straps
Front, sides, straps
Colors
Pastel, solid & patterns
Strong, classic
Modern, changing
Highlights
Very light, compact
Structured, stable
Flexible front, sporty

Sustainability & Safety

All Lässig Unique school backpacks are made from recycled polyester, are PVC-free and equipped with reflective surfaces. This way they combine environmental protection, safety and everyday practicality.

FAQ – Frequently Asked Questions

What is the difference between Slim, Boxy and Flexy Unique?

The models differ in shape and flexibility. Slim is narrow, Boxy is sturdy and angular, Flexy is flexible and especially light. Ergonomics and features are high-quality in all three models.

Are the school backpacks available as a set?

Yes, we sell the Lässig school backpacks as a set, consisting of school backpack, gym bag, pencil case, messy pencil case , Chest pouches, rain covers as well as a set of a tag and 2 patches. Further school accessories such as lunch boxes and water bottles can also be found in our range.

Which school backpack is the lightest?

Thanks to its slim design, the Flexy Unique is particularly light at about 1000 g and fits close to the back.

Are all models suitable for primary school?

Yes, all three models are specially designed for primary school children but can of course also be used beyond that.

Conclusion

Our Lässig school backpack model comparison shows: Slim, Boxy and Flexy Unique differ in shape, flexibility, colors and design, not in quality or ergonomics. The decisive factor is which model best suits your child’s body type, activity and taste.

In the video: The new Slim Unique model

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