Halloween Universe
Costume TutorialsIntermediate

Starship Troopers Cosplay Upgrades - Resin Cast M3 Helmet and 3D Printed Morita Finishing Techniques

by SKS Props

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Difficulty
Intermediate
Length
13:09
Views
4,300
Published
Oct 2025

What this video covers

SKS Props creator walks through the finishing process for a Starship Troopers Mobile Infantry cosplay build, focusing on a resin-cast M3 tactical helmet and a 3D-printed Morita rifle. The tutorial covers surface preparation, painting, and weathering techniques applied to HD EVA foam armor components, which are praised for their light weight and paint-friendly surface. Free PDF templates for the chest and helmet are available on the creator's website, and all materials and sourcing links are provided in the description.

Key takeaways

  • HD EVA foam is the primary armor material — lightweight and takes paint exceptionally well
  • Resin-cast helmet and 3D-printed Morita prop are finished using layered painting and weathering techniques
  • Free foam templates for the chest and helmet are available via the creator's website
  • Sourcing links cover everything from straps and buckles to a replica Mobile Infantry jacket
  • Build is framed as accessible to both beginners and experienced prop makers

Who this is for

Sci-fi cosplayers and prop builders who want to create screen-accurate Starship Troopers Mobile Infantry armor and weapons using EVA foam, resin casting, and 3D-printed components.

Tools mentioned

  • heat gun
  • wood burner
  • Dremel
  • Dremel flex shaft
  • hot glue gun
  • utility knife
  • hobby knife
  • cutting mat
  • mechanical pencil
  • mop brush
  • filbert brush
  • liner brush

Materials mentioned

  • HD EVA foam
  • foam clay
  • resin cast helmet
  • PVC board
  • PVC pipe
  • wood dowels
  • Plasti-Dip
  • Flexbond
  • contact cement
  • super glue
  • acrylic paints
  • Dirty Down sprays
  • Permablood
  • straps
  • buckles
  • tri-glides
  • black bandages

⚠ Safety notes

Use adequate ventilation when working with Plasti-Dip, contact cement, and spray products. Exercise caution with heat guns and wood burners to avoid burns.

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