Scallops' soft bodies are well-protected by their hard shells, so … could those same shells protect human heads? That question was asked by the Japanese designers of the Shellmet, which is a helmet made partially of scallop shells.
SHELLMET
Shellmet, the helmet that looks like a shell (and is made with shells)
SHELLMET|Protect Heads, and the Earth.|English version
Shellmet helmet is made of scallop shells – plus it looks like one
sturdy helmet 'SHELLMET' recycles discarded scallop shells from landfills
Shellmet - A Helmet made from recycled scallop shells
Plastics
Protective headgear inspired by scallop shells
Shellmet helmet is made of scallop shells
Hotamet is an Environmentally Friendly Helmet Made From Leftover Scallop Shells
Shellmet helmet is made of scallop shells – plus it looks like one
sturdy helmet 'SHELLMET' recycles discarded scallop shells from landfills
Shellmet - A Helmet made from recycled scallop shells
Eight innovative materials and products made from salvaged seashells