Functional Glasses, DUCO is No.1-Slogan
1-United States Registered Brand Sunglasses , trademark registration number is 4643912.
2-Duco focuses on a wide variety of functional glasses, from UV400-protection polarized sunglasses to anti-blue-light gaming glasses, night vision driving glasses, prescription glasses, and sports cycling glasses.
3-DUCO sunglasses are US FDA certificated and EU CE certificated, every pair of DUCO glasses has passed the test.
4-Among amazon, there are many similar style sunglasses seller, trust brand, trust service, you will get beyond what you paid.
5-Lifetime warranty and 100% satisfaction guarantee.

Polarized Sunglasses
1-Polarized sunglasses have a filter that reduces glare from reflecting surfaces (water, snow, road pavement) which interfere with vision.
2-They can be highly useful for sports, driving, and fishing by helping you to see more clearly. They provide premium protection against the sun's harmful rays.
3-DUCO lens are UV400 protection and different from other brand's UV375 protection lens.

New and Improved
You spoke, we listened.
1-The nose pad provides even more grip to ensure good placement.
2-The anti-scratch coatings are now even harder and stronger
3-The frames and nose pieces can be gently bent to tailor the fit exactly for your comfort.

INCLUDES
1*Glasses case
1*Cleaning cloth
1*Fabric pouch
1*Polarized testing card
1*Mini screwdriver

Tips
1-Never leave your sunglasses under car's front window, especially in summer.
2-Never use seawater to clean the lens.
3-Don't look directly at the sun.