1. Product Overview
The Carrera Model 278/S sunglasses feature a browline shape with a black and gold plastic frame and grey non-polarized lenses. These sunglasses provide 100% UV protection, designed for adult use. The lens width is 58 mm, bridge is 16 mm, and arm length is 145 mm.

Figure 1.1: Front view of Carrera Model 278/S sunglasses. The frame is black with gold accents, and the lenses are grey.
2. First Use and Fit
Upon receiving your Carrera 278/S sunglasses, carefully remove them from their protective packaging. Unfold the temples gently. The sunglasses are designed for a regular fit for adults. Ensure the nose pads rest comfortably on your nose bridge and the temples extend securely over your ears without causing pressure.

Figure 2.1: Side view of Carrera Model 278/S sunglasses, illustrating the temple arm design and fit.
3. Operation and Protection
These sunglasses are intended for general use to protect your eyes from sunlight. The grey lenses are non-polarized and offer 100% protection against harmful UVA and UVB rays. They are suitable for driving and general outdoor activities. Do not use these sunglasses for direct observation of the sun or for protection against artificial light sources (e.g., solaria).
- UV Protection: The lenses block 100% of harmful UV radiation.
- Non-Polarized Lenses: These lenses reduce overall brightness without eliminating glare from reflective surfaces.
- Intended Use: Suitable for everyday outdoor activities and driving.
4. Maintenance and Care
Proper care will extend the life and maintain the clarity of your Carrera sunglasses.
4.1 Cleaning Instructions
- Rinse the lenses under lukewarm running water to remove dust and loose particles.
- Apply a small drop of mild soap (pH-neutral) to each lens.
- Gently rub the lenses and frame with your fingertips.
- Rinse thoroughly to remove all soap residue.
- Dry the lenses and frame with a clean, soft microfiber cloth. Avoid using paper towels or rough fabrics, as these can scratch the lenses.
- Product Care Instructions: Hand Wash Only.
4.2 Storage
When not in use, store your sunglasses in their original protective case to prevent scratches and damage. Avoid leaving them in direct sunlight or extreme heat (e.g., on a car dashboard), as this can warp the frame or damage the lens coatings.
5. Troubleshooting
This section addresses common issues you might encounter with your sunglasses.
| Issue | Possible Cause | Solution |
|---|---|---|
| Lenses appear dirty or smudged | Dust, fingerprints, or improper cleaning. | Follow the cleaning instructions in Section 4.1. Use a clean microfiber cloth. |
| Sunglasses feel loose or too tight | Minor frame adjustment needed. | Visit a professional optician for proper adjustment. Avoid attempting to bend the frame yourself to prevent damage. |
| Scratches on lenses | Improper storage or abrasive cleaning. | Scratches are generally permanent. Prevent future scratches by storing in the protective case and following cleaning guidelines. |
6. Specifications
| Brand | Carrera |
| Model Number | 278/S (Item Model Number: 204897) |
| UPC | 716736710129 |
| Frame Material | Plastic (Injection/Propionate, Polyamide) |
| Frame Color | Black/Gold |
| Lens Material | Grey |
| Lens Type | Non-Polarized |
| UV Protection | 100% UV Protection Coating |
| Lens Width | 58 mm |
| Bridge Width | 16 mm |
| Arm Length | 145 mm |
| Product Dimensions | 6 x 2 x 2 inches |
| Item Weight | 100 Grams (3.53 ounces) |
| Age Range Description | Adult |
| Manufacturer | Safilo |
| Origin | Imported |
7. Warranty and Support
Carrera products are manufactured to high-quality standards. For information regarding warranty coverage, please refer to the documentation included with your purchase or visit the official Carrera website. For further assistance or inquiries, please contact Carrera customer support.
You can find more information and support on the official Carrera Store on Amazon.





