Helmets
Soundwave Head
Cardboard Helmet Pattern
$6.80
Build a geometric Soundwave robot helmet from cardboard with printable PDF patterns for a wearable cosplay project.
Helmet print scale: 80% / 90% / 100%
100% — head circumference 21–23 inches.
90% — 20–21 inches.
80% — 19–20 inches.
Approximate fit. Print every page at the same scale with Fit to Page turned off; check the pattern before assembling.
A4 printable PDF pattern. US Letter is included when available for this product.
Numbered and lettered assembly guide included.
Digital download. No physical item will be shipped.
Recommended cardboard thickness: 1.5 mm.
Assembly difficulty: 3 / 4.