18th Engineer Brigade Vietnam Veteran Novelty Hat Lapel Pin 1‑1/8" × 1/2"

This novelty hat and lapel pin commemorates the U.S. Army 18th Engineer Brigade and its Vietnam service from 1965–1971. The design features the brigade’s distinctive unit insignia on the left with a gold‑toned castle and sword over red enamel, paired with service text on a black background. Includes a rubber back for secure attachment. Sourced from an Army Navy Surplus Store. This is a novelty collectible pin, not official issue or uniform‑authorized. Item is NEW.

FEATURES
- Condition: NEW
- Type: Novelty hat/lapel pin
- Theme: 18th Engineer Brigade Vietnam Veteran
- Design: Unit insignia with service years (1965–1971)
- Material: Enamel and metal
- Back Type: Rubber back (RB)
- Finish: Gold‑tone metal with red and black enamel
- Size: 1.125 in W × 0.5 in H
- Use: Hats, lapels, jackets, vests, display boards
- Source: Army Navy Surplus Store
- Classification: Novelty collectible; not official issue