Shield: From the Provincial Seal of La Union where the Municipality is located.
Bamboo: Bamboo industry of the Municipality.
Salakot: Hero Diego Silang, who was born in Caba.
Grapes: Grapevine industry of the Municipality.
Tobacco & Rice Stalk: Town's main products.
Beach w/ Waves: Main tourist attraction Caba is known for.
1598: Year the Municipality was founded.