Vintage pinback button featuring "OREGON STATE U" in bold black lettering on an orange and black background. This classic college memorabilia piece represents Oregon State University (OSU) and their Beavers athletic teams.

Details:
• Text: "OREGON STATE U"
• Colors: Orange and black (OSU school colors)
• Standard pinback button construction with metal back and pin clasp
• Diameter: Approximately 32mm (1.25 inches)
• Era: Mid to late 20th century

Condition: Good vintage condition with normal age-related wear. Some surface scratching visible on the front, typical for a used pinback button. Pin mechanism appears intact.

Perfect for OSU alumni, collectors of university memorabilia, or fans of vintage collegiate items.