From the article:
Quote:
Because they are easy to build to order by scanning the buyer’s head and cutting the cardboard to order, it fits perfectly.
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- Stockpile laminated corrugated blocks or 'billets'
- On order, use router bit in 5-axis mill to shape inside and/or outside
- wirebrush until paper fibers fill corrugations
- spray with 'waterproof acrylic compound'
- profit
I wonder how they attach the chinstrap/visor/head-mount video
And that bamboo trike? Proof that, like stripes and plaid, you shouldn't mix spoked and hubless wheels.