1. Introduction
The Spigen Rugged Armor case is engineered to provide reliable protection for your OnePlus 7 Pro. This manual outlines the proper procedures for installation, understanding its features, and maintaining the case to ensure its longevity and optimal performance.

Image: Front and back view of the Spigen Rugged Armor case, designed for the OnePlus 7 Pro.
2. Setup (Installation)
Follow these steps to correctly install the Spigen Rugged Armor case on your OnePlus 7 Pro:
- Ensure your OnePlus 7 Pro is clean and free of dust or debris.
- Hold the case with the back facing up.
- Align the top of your OnePlus 7 Pro with the top opening of the case.
- Gently push the phone into the case, starting from the top, ensuring all corners and edges are securely seated within the flexible TPU material.
- Verify that all cutouts for ports, speakers, and the pop-up camera are correctly aligned and unobstructed.

Image: A hand carefully inserting the OnePlus 7 Pro into the flexible Spigen Rugged Armor case, demonstrating the installation process.
3. Operating (Features and Usage)
The Spigen Rugged Armor case incorporates several design elements for enhanced protection and usability:
- Resilient Shock Absorption: Built with Air Cushion Technology, the case effectively absorbs impacts from drops and bumps, protecting your device.
- Carbon Fiber Design: The sleek carbon fiber texture provides a modern aesthetic and enhances grip, reducing the chance of accidental slips.
- Raised Lip Protection: A raised edge around the screen and camera module helps prevent direct contact with surfaces when the phone is placed face down or dropped.
- Tactile Buttons: The case features precisely molded buttons that offer solid feedback and an easy press, maintaining the original feel of your phone's buttons.
- Precise Cutouts: Custom-fit cutouts ensure full access to all ports, speakers, and the unique pop-up camera of the OnePlus 7 Pro without obstruction.

Image: Detail showcasing the Air Cushion Technology integrated into the corners of the Spigen Rugged Armor case, designed for shock absorption.

Image: A Spigen Rugged Armor cased phone in mid-air, demonstrating the case's protective capabilities against drops.

Image: A detailed view of the precise cutout on the Spigen Rugged Armor case, specifically designed to accommodate the OnePlus 7 Pro's pop-up camera mechanism.
Video: An official product video from Spigen Inc. showcasing the design and protective features of the Rugged Armor case for the OnePlus 7 Pro.
4. Maintenance
To keep your Spigen Rugged Armor case in optimal condition:
- Cleaning: Use a soft, damp cloth with mild soap and water to clean the case. Avoid abrasive cleaners or harsh chemicals, as these can damage the material.
- Storage: When not in use, store the case in a cool, dry place away from direct sunlight to prevent material degradation.
5. Troubleshooting
If you encounter any issues with your case, consider the following:
- Improper Fit: Ensure the case is designed specifically for the OnePlus 7 Pro. Verify that the phone is fully seated within the case, with no gaps around the edges.
- Button Responsiveness: If buttons feel stiff or unresponsive, remove the case and re-install it, ensuring proper alignment.
- Screen Protector Compatibility: While the case has a raised lip, some screen protectors, especially thicker ones, may interfere with the case fit. Ensure your screen protector is case-friendly.
6. Specifications
| Brand | Spigen |
| Model Name | Rugged Armor |
| Model Number | K09CS26390 |
| Compatible Phone Models | OnePlus 7 Pro |
| Color | Matte Black |
| Material | Thermoplastic Polyurethane (TPU) |
| Item Dimensions (L x W x H) | 3 x 0.4 x 6 inches |
7. Warranty and Support
For detailed warranty information and customer support, please visit the official Spigen website or contact their customer service directly. Keep your purchase receipt as proof of purchase for any warranty claims.
Official Spigen Website: www.spigen.com





