Units moving length-wise (front-to-back)

Airbag

Bulkhead

Bakpak

Dunnage Board

Units moving side-to-side

Void Fillers

Single Paks

Side Fillers

Airbags bursting/coming out of void

Airbag

Bulkhead

Bakpak

Double-Stacked units falling

Dunnage Board

Airbag