1. Introduction
Thank you for choosing the MATEIN Rolling Backpack. This manual provides essential information for the setup, operation, and maintenance of your new backpack. Please read it thoroughly to ensure optimal performance and longevity of your product.
The MATEIN Rolling Backpack is designed for versatility and durability, offering ample storage and convenient mobility for various uses, including travel, business, and daily commuting.
2. Key Features
- Spacious Compartments: Dedicated laptop pocket (up to 17-inch), large main compartment (36L capacity), zippered file compartment, and organizer pockets for efficient storage.
- Durable Construction: Made from sturdy polyester fabric with metal zippers, water-resistant bottom panel, corner guards, and a kick plate for enhanced protection.
- Convenient Mobility: Features a sturdy aluminum telescoping handle and strong, quiet rubber wheels for smooth rolling.
- Convertible Design: Breathable, adjustable shoulder straps can be tucked away when rolling, allowing for comfortable backpack carrying when needed.
- External Pockets: Mesh water bottle pockets on the sides and a magic tape pocket at the back for quick access items.

Figure 2.1: Front view of the MATEIN Rolling Backpack with its telescoping handle extended.
3. Setup and First Use
3.1 Extending the Telescoping Handle
- Locate the zippered compartment at the top of the backpack, behind the main handle.
- Unzip this compartment to reveal the telescoping handle.
- Press the button on the handle and pull upwards firmly until it fully extends and locks into place.
- To retract, press the button again and push the handle down until it is fully concealed. Zip the compartment closed.
Video 3.1: Demonstration of extending and retracting the telescoping handle.
This video illustrates how to access and operate the hidden aluminum telescoping handle for rolling the backpack. It shows the handle being pulled out from its zippered compartment and then retracted back into place.
3.2 Converting to Backpack Mode
- Ensure the telescoping handle is fully retracted and the compartment is zipped closed.
- Locate the zippered pocket on the back panel of the backpack.
- Unzip this pocket and pull out the padded shoulder straps.
- Attach the bottom hooks of the shoulder straps to the D-rings located at the base of the backpack.
- Adjust the straps for a comfortable fit. To convert back to rolling mode, unhook the straps, tuck them back into the zippered pocket, and close the zipper.
Video 3.2: How to use the hidden straps for backpack mode.
This video demonstrates how to deploy the hidden shoulder straps from the back zippered pocket and attach them to convert the rolling backpack into a traditional backpack. It also shows how to store them away when not in use.
4. Operating Your MATEIN Rolling Backpack
4.1 Packing Your Backpack
- Utilize the dedicated padded laptop compartment for your laptop (up to 17 inches) and tablet.
- The large main compartment is suitable for clothing, books, or larger items. Use the internal straps to secure contents.
- The quick-access front pocket is ideal for files, books, or frequently used items.
- The organizer compartment features multiple pockets for pens, small electronics, and personal accessories.
- Use the mesh side pockets for water bottles or umbrellas.

Figure 4.1: Illustration of the backpack's main clothing pocket, quick access pocket, and laptop/iPad pocket.
4.2 Rolling the Backpack
When rolling, ensure the telescoping handle is fully extended. The sturdy rubber wheels are designed for smooth and quiet movement across various surfaces. Avoid dragging the backpack over excessively rough terrain or stairs to prevent damage to the wheels and bottom panel.
Video 4.2: 360-degree view of the MATEIN Rolling Backpack.
This video provides a comprehensive 360-degree view of the MATEIN Rolling Backpack, highlighting its overall design and the placement of its wheels and handle.
5. Care and Maintenance
- Cleaning: Wipe the exterior with a damp cloth and mild soap. Do not machine wash or tumble dry. For stubborn stains, use a soft brush.
- Zippers: Periodically check zippers for smooth operation. If they stick, apply a small amount of zipper lubricant or wax.
- Wheels: Keep wheels free of debris. Clean them regularly with a damp cloth.
- Storage: Store the backpack in a cool, dry place away from direct sunlight when not in use.
- Water Resistance: The bottom panel is water-resistant, but the entire backpack is not fully waterproof. Avoid prolonged exposure to heavy rain.
6. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Handle sticks or won't extend/retract. | Debris in mechanism, bent handle, or button malfunction. | Check for debris and clear. If bent, avoid forcing. Contact customer support if issue persists. |
| Wheels are noisy or don't roll smoothly. | Debris caught in wheels, worn wheels, or axle issue. | Clean wheels thoroughly. If worn, consider professional repair or replacement. |
| Zippers are difficult to open/close. | Fabric caught, zipper teeth misaligned, or lack of lubrication. | Gently pull fabric away. Apply zipper lubricant or wax. Avoid overfilling compartments. |
| Backpack feels too heavy when carried. | Overloaded or improper weight distribution. | Reduce load or redistribute weight evenly. Utilize rolling function whenever possible. |
7. Specifications
| Feature | Detail |
|---|---|
| Model Number | 117800BLK |
| Exterior Dimensions | 19.6 x 13 x 9 inches (50 x 33 x 23 cm) |
| Item Weight | 5.18 pounds (2.35 kg) |
| Capacity | 36 Liters |
| Laptop Compatibility | Up to 17 inches |
| Material | Polyester Fabric |
| Handle Extension | Up to 22 inches (56 cm) |
| Manufacturer | Nicedirect |

Figure 7.1: Detailed dimensions and capacity of the MATEIN Rolling Backpack.
8. Warranty and Support
MATEIN products are designed for durability and come with a manufacturer's warranty against defects in materials and workmanship. For specific warranty details, claims, or technical support, please refer to the official MATEIN website or contact their customer service directly.
For additional assistance, you may also refer to the official user manual PDF available online: User Manual (PDF).





