2in1 FitOn®

Regular price $49.95
One high-quality frame, two groundbreaking lens technologies, and hours of vision protection and enhancement – without compromising your prescription. That’s what you get with our new Speed of Life™ 2in1 FitOn® system.

Lightweight yet durable and designed for the express purpose of fitting seamlessly over your prescription lenses, the 2in1 FitOn® base frame features our exclusive Night-Lite™ lens technology. Ideal for night driving, evening games or concerts, nighttime strolls and much more, these non-polarized, micro-infused yellow lenses enhance clarity and definition at night while softening harsh lights like headlights, floodlights and LED signage.

During the daytime, simply attach our magnetized TriLenium® polarized lenses to your base frame to seamlessly transform your nighttime eye protection into powerful, UV-fighting sunglasses. Made with original NASA optic technology, these TriLenium® polarized lenses block scattered blue light and 99.9% of harmful UV radiation. They also enhance colors and definition and cut glare – making them the ideal companion for any daytime activity.

If you’re ready to protect, enhance and expand your vision 24/7, order the trendy Speed of Life™ 2in1 FitOn system today. In addition to two innovative lens technologies in one frame, the system also includes detachable day and night shields for the sides of your frames to minimize side light and glare and maximize your peripheral protection. We’ll also include a compartmentalized microfiber cleaning pouch that doubles as convenient storage, and a pair of GripOns™ silicone ear pieces to ensure long-lasting comfort and performance

Our 12-month warranty covers manufacturer’s defects (in material or workmanship). This warranty does not cover: scratches on lenses; damages caused by accident, abuse, neglect, shock, improper use or storage of the product; unauthorized modifications or repairs; normal wear and tear as well as any issue connected to the lenses. Please email warranty@eeo.com, and we will gladly assist with your purchase.

If you are not completely satisfied with your purchase from EagleEyes.com, you may return it with a valid proof of purchase for a complete refund (less S&H) within 30 days of receipt of goods. Please note that without a valid proof of purchase, your return may not be accepted.

All closeout sales and safety products are final and not eligible for return. Limited warranty applicable.




Free Standard Shipping ($55 minimum) - $0
5-7 business days

Standard Shipping (orders less than $55) - $5.95
5-7 business days

Priority Shipping (includes AK, HI & APO) - $9.95
3-5 business days

2-Day Shipping - $15.95
2 business days

Standard Shipping is not available for Alaska, Hawaii, Puerto Rico, Virgin Islands and Guam.

*Please note all orders take about 24-48 hours to process. Depending on order volume and inventory, orders will take about 1-4 days to ship. Orders placed after 3pm PST will be processed the following business day.

NOTE: Business day refers to Monday through Friday, excluding Holidays. Saturday and Sunday deliveries are currently unavailable.



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Frame Material: Techlon Polycarbonate

Frame Style: Semi-rimless

Lens Technology: Base Frame: Night-Lite® Yellow Non-Polarized Lens. Magnetic Clip-On: TriLenium® Polarized Lens.

Included Accessories: Detachable day and night shields, compartmentalized microfiber pouch and a pair of GripOns™ silicone ear pieces

Recommended Use: Nighttime, Bright Sun


Lens Width: 53mm

Lens Height: 39mm

Bridge: 16mm

Temple: 140mm

Developed from Original
NASA Optic Technology

Inducted into the Space Technology Hall of Fame
Free Ground Shipping on Orders $55+

TriLenium® Blue Light Blocking Polarized Sunglasses

TriLenium® is Eagle Eyes' original blue light blocking Polarized lens. Developed from original NASA optic technology that replicated the oil droplets found in eagles' eyes, our sun lenses protect your eyes by blocking blue light and 99.9% of harmful solar radiation, while expanding your vision. UVA and UVB can cause cataracts that may damage your retinas. Scattered blue light could increase your risk of macular degeneration. Eagle Eyes' TriLenium® lenses block all three types of damaging radiation

Trilenium® lenses
Blocks Blue Light and 99.9% of UV Radiation

Eagle Eyes® was developed from original NASA Optic Technology and is Certified Space Technology. 

Night-Lite® Lenses
Anti-glare night driving glasses

High-intensity light can temporarily blind you in night-driving situations. You'll no longer have to worry about losing your night vision due to oncoming cars and other bright lights.

Original Blue Light Blocking Lenses

This light represents the sun. You can see how much blue light is blocked with Eagle Eyes lenses.

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