








Fit - School Backpack Set 5pcs. (Mermaid Delia)
Bag 990 g · Set 1,750 g · 19 l · slim build · 100–150 cm
Model: Fit
If your design is available in the other model, you go straight to it, otherwise to the first available design.
Step by Step Fit - School Backpack Set 5pcs. (Mermaid Delia)
259,99 €
289,99 €
/

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What’s in the set
5 pieces
- School bag Fit
- Interchangeable motifs
- Gym bag / sports bag
- Pencil case (filled)
- Pencil box / pencil case
Description
The Step by Step Fit school backpack in the color Mermaid Delia offers children high wearing comfort and safety in everyday school life through its ergonomic design and well-thought-out details.
- Ultralight back construction made of fiberglass – ensures comfortable weight distribution and relieves the back
- Height-adjustable shoulder straps with breathable padding – adapt optimally and allow individual adjustment
- Reflective elements on the front, sides, and shoulder areas – increase visibility in traffic
- Practical compartments inside with book compartment, key holder, and hidden AirTag pocket as well as outside with front pocket and side pockets for good organization
- Easy-to-use magnetic closure and removable hip belt with small side pocket – for more comfort and functionality
A child-friendly designed school backpack that, with its lightweight of 0.99 kilograms and 19 liters volume, is ideal for everyday school use and appeals equally to parents and children.
Weight: The backpack alone weighs approx. 990 g, the complete set approx. 1.75 kg.
Size & Details
| Build | slim |
|---|---|
| Child’s height | 100–150 cm |
| Bag only | 990 g |
| Complete set | 1,750 g |
| External dimensions (H × W × D) | 37.5 cm × 28 cm × 20 cm |
| Capacity | approx. 19 litres |
| Material | Recycled PET |
| Set pieces | 5 |
| Adjustable back | Yes |
| Interchangeable motif | Yes |
| Closure | Magnetic clasp |
| Series | Fit |
| Interior features | Inner pocket / interior compartment, Key Holder |
| Exterior features | shoulder strap, Outer pocket(s), Adjustable pelvic belt, Chest strap adjustable, Bottle Holder, Reflectors |
Manufacturer information
Model number: 138443
Manufacturer:
Step by Step
Hama GmbH & Co KG
stepbystep@brand-distribution.com
Dresdner Str 9, 86652 Monheim, DE
Any questions?
If you have any questions about product safety, you can contact the manufacturer directly.
About the brand
Your order will be delivered within 1–3 days, provided the item is in stock. We use DHL to ensure you receive a fast and reliable delivery.
- Delivery to parcel collection points and Saturday delivery are available.
- Applies to deliveries to Germany.
For orders totalling €50 or more, delivery within Germany is free of charge.
- This policy applies exclusively to deliveries to Germany.
- Different terms and conditions apply to international orders.
- You can find more information on delivery charges and delivery times on our Delivery and Costs page.
You have one month from receipt of the goods to return your order if it does not meet your expectations.
- Free returns apply to items with an order value of €50 or more and to orders from Germany.
- Please return unworn/unused items in their original packaging.
- You can find detailed information on our help pages.
Does it fit my child?
How tall is your child?
-
Space
average build
100–150 cm
-
Cloud
petite build
100–150 cm
-
Giant
large build
120–170 cm
-
Fit
slim build
this model
100–150 cm
-
Basis
average build
100–150 cm
The series at a glance

Step by Step Fit · Slim shape for slim children
- Bag only990 g
- Complete set1,750 g
- Volume19 l
- Buildslim
- Child’s height100–150 cm
According to Step by Step, the Fit has a slim shape for petite children. In the model comparison, it is intended for slim children who are 100 to 150 cm tall. The school bag alone weighs around 990 g, the complete set around 1,750 g. The volume is around 19 liters, the width 28 cm.
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