Wayfarer n. : One who travels; a traveler; a passenger.

Example:
How many books are in the Wayfarer Redemption series?

Taxonomy
Wayfarers, sunglasses, design, Ray-Ban, Ray-Ban Wayfarers, the Wayfarers, Ray-Ban Wayfarer, popularity, Stegeman, Ray, shades, Wayfarer sunglasses, the frames, Patent, 2000s, the Wayfarer, free encyclopedia, revival.

Defination from the web:
Wayfarer is a design of sunglasses manufactured by Ray-Ban since 1952, when their design was a revolutionary break from the metal eyewear of the past. ... Wayfarers enjoyed early popularity in the 1950s and 1960s, especially after they were worn by Audrey Hepburn in the ...