Pre-tied vintage bow tie.  Probably made around the 1980s.  Dry clean only.

Adjustable neckband - will fit collar sizes 10" to 17" approx. 
The size of the bow itself is about 4.5" x 2" (11.5 cm x 5 cm). 
 
Condition: Vintage bow tie, several decades old but still in good condition (used).