FAQs

Yes. Polarized NIRTECH® lenses cut glare from water, roads, and reflective surfaces, providing sharper vision and less eye fatigue.

No. While trusted by anglers, our sunglasses are also designed for outdoor sports, driving, hiking, and everyday wear.

We use lightweight TR-90 frames with durable, slip-resistant rubber nose pads and temples for long-lasting performance.

NIRTECH® is Nines’ patented polarized lens technology. It not only blocks UVA and UVB rays but also absorbs harmful near-infrared (NIR) light—the invisible heat that causes eye strain and fatigue.

Standard polarized lenses block UV rays and glare but still allow NIR heat to pass through. NIRTECH® lenses go further, filtering NIR with a 7.2% transmission rate compared to 33.3% in typical lenses, giving you stronger protection and less eye fatigue.

Yes. NIRTECH® lenses enhance natural color contrast, reduce glare, and allow optimized light transmission for sharper, more balanced vision outdoors.

NIRTECH® is ideal for anglers, outdoor enthusiasts, and everyday wearers. From fishing and water sports to driving and hiking, it delivers clarity, comfort, and long-term eye protection.

A lens cleaning spray and a premium microfiber cloth are the best way to keep your NINES sunglasses crystal clear. Store them in their protective case when not in use. Check and tighten hinge screws regularly to extend frame life. With proper care, your NINES will deliver clarity and protection for years of adventures.

Yes, all NIRTECH® lenses feature protective coatings that help resist scratches, smudges, and water. These coatings keep your vision clear and your lenses performing at their best during long days outdoors.

Yes, NINES® supports customization. Whether it’s lens colors, frame styles, or branded logo engraving, we can tailor sunglasses to your needs. Reach out to our customer service team for details and available options.

Yes, NINES® eyewear comes with 2-year standard warranty. For more detail, visit our warranty page here.