This is the complete set of pins (10 pins total)  

Appa and the Team

Suki

Azula

Cabbage Merchant

Katara

Sokka

Toph

Iroh

Aang (with clear epoxy)

Zuko

Hard Enamel

Two pin backs with strong rubber claspers

All pins measure approximately 2 inches top to bottom, and 2 inches left to right

Appa pin measures 2.5 by 2.5 inches