I have a pair of ODST helmets, but they are not wearable because they have no padding. I tried using very thick and coarse packaging foam (The kind that holds computer parts in place while in the box). That was a failure because they were too stiff, difficult to cut cleanly, and uncomfortable
Halo 2/Halo 3 ODST hybrid; foam build Halo Costume and Prop Maker Community - 405th
Foam - HALO Infinite Master Chief Build (EVA Foam), Page 6
ODST Squad Build: 4 suits B4 the Halo 4 release!
New to Halo and foam builds Halo Costume and Prop Maker Community - 405th
I built a Mark V [B](ish) helmet almost entirely from cardstock and wood glue : r/halo
ODST Foam armor! Getting ready for Halloween (:, Page 5
Foam - Halo Infinite Chief Foam Build, Page 3
Foam - Halo Infinite Master Chief Build (All Foam)
1st Build - Custom Hybrid ODST/EOD Helmet Build
Foam - TTG Halo Infinite Chief Build, Page 2
Halo 3 ODST Armor Build Pt2 Halo Costume and Prop Maker Community - 405th
Foam - Halo Infinite Master Chief Build (All Foam)