1. Introduction
This manual provides instructions for the proper installation, use, and maintenance of your Devia Thermoplastic Polyurethane Silicone Case. This protective case is designed to safeguard your compatible iPhone model from daily wear and tear, minor impacts, and scratches.
2. Package Contents
- 1 x Devia Thermoplastic Polyurethane Silicone Case (Color T4)
Please inspect the package contents upon receipt. If any items are missing or damaged, contact customer support.
3. Compatible Models
This Devia case is specifically designed for the following Apple iPhone models:
- iPhone 7
- iPhone 8
- iPhone 8 Plus
- iPhone X
- iPhone XR
- iPhone XS
- iPhone XS Max
Ensure your device is one of the listed models for proper fit and function.
4. Setup and Installation
Follow these steps to correctly install the protective case on your iPhone:
- Clean Your Device: Before installation, ensure your iPhone is clean and free of dust, dirt, or smudges. Use a soft, lint-free cloth if necessary.
- Align the Case: Hold your iPhone with the screen facing up. Take the Devia case and align the camera cutout and charging port with those on your phone.
- Insert the Phone: Gently push your iPhone into the case, starting with one side (e.g., the top or bottom). Ensure all corners and edges of the phone are securely seated within the case. The flexible TPU material allows for easy insertion.
- Check Fit: Once installed, verify that all buttons (power, volume) are accessible and functional, and that the charging port and speaker cutouts are unobstructed.

Image 1: Front and back view of the Devia Thermoplastic Polyurethane Silicone Case (T4) for iPhone. The case features a clear, red-tinted design with visible reinforced corners for enhanced drop protection. The image displays the case both empty and fitted onto an iPhone, highlighting its precise cutouts for the camera, buttons, and ports.
5. Operating (Usage)
Once installed, the Devia case provides continuous protection for your iPhone. All phone functions, including buttons, camera, and charging port, remain fully accessible. The case is designed to absorb minor shocks and prevent scratches from everyday use.
- Button Access: The case features precise button covers that maintain tactile feedback for volume and power buttons.
- Port Access: Cutouts ensure full access to the charging port, speakers, and mute switch without needing to remove the case.
- Camera Protection: A raised bezel around the camera cutout helps protect the lens from direct contact with surfaces.
- Screen Protection: A slightly raised edge around the screen helps protect the display when the phone is placed face down on a flat surface.
6. Maintenance and Care
To ensure the longevity and appearance of your Devia case, follow these care instructions:
- Cleaning: Wipe the case regularly with a soft, damp cloth. For stubborn dirt, a mild soap solution can be used, followed by wiping with a clean, damp cloth and air drying.
- Avoid Harsh Chemicals: Do not use abrasive cleaners, solvents, or harsh chemicals, as these can damage the TPU material and its color.
- Storage: When not in use, store the case in a cool, dry place away from direct sunlight to prevent discoloration or material degradation.
- Avoid Extreme Temperatures: Prolonged exposure to extreme heat or cold can affect the material's integrity.
7. Troubleshooting
If you encounter any issues with your Devia case, consider the following:
- Case Does Not Fit: Verify that your iPhone model is listed under the "Compatible Models" section (Section 3). This case is designed for specific iPhone models and will not fit others.
- Buttons Are Stiff: Ensure the case is properly seated around your phone. Remove and re-install the case, making sure all edges are aligned. The TPU material should provide responsive button feedback.
- Discoloration: Over time, clear TPU cases may exhibit slight yellowing due to UV exposure. Regular cleaning and avoiding prolonged direct sunlight can help minimize this. This is a natural characteristic of the material.
For further assistance, please contact Devia customer support.
8. Specifications
| Brand | Devia |
| Model Number | 6952897990442 |
| Material | Thermoplastic Polyurethane (TPU) Silicone |
| Color | T4 (Clear with Red Tint) |
| Compatible Phone Models | iPhone 7, iPhone 8, iPhone 8 Plus, iPhone X, iPhone XR, iPhone XS, iPhone XS Max |
| Item Weight | 2.82 ounces (approx. 80 grams) |
| Package Dimensions | 4.72 x 3.15 x 1.18 inches |
9. Warranty and Support
Devia products are manufactured with quality in mind. For specific warranty information, please refer to the packaging or the official Devia website. If you require technical support or have questions regarding your product, please contact Devia customer service through their official channels.
Contact Information: Please visit the official Devia website for the most up-to-date contact details for customer support.



