Sedici · Primo · Sedici Primo
Sedici Primo Hi-Viz Yellow
Quick Facts at a Glance
Verified Safety Snapshot
How this helmet’s verified certifications map to recognized safety homologations and crash testing.
Safety standards compliance is based on official manufacturer documentation and public safety laboratory test results. Always verify regional compliance labels on the physical helmet prior to use.
Verified Fit & Sizing Guide
Head shape profile matching and interactive size calculator based on verified manufacturer dimensions.
How to measure
Wrap a cloth measuring tape around your head just above your eyebrows and ears. Pull the tape comfortably snug, read the length, and repeat for consistency.
Design Concept & Background
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Retro-styled open face with snap-on visor for cafe racer style.
Rider Profile & Intended Use
Where to buy
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Amazon (US)
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Price History & Trends
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Product Concept & Specifications
Sedici (Italy)Engineering & Technical Analysis
The Sedici Primo Hi-Viz Yellow helmet features a polycarbonate shell, intermediate oval head shape, and open-face design. It prioritizes visibility with its high-visibility yellow color and offers moderate ventilation through its open-face design. The helmet provides a comfortable fit with its adjustable chin strap and padding.
Fit & Shell Structure
Intermediate Oval Shape
Balanced oval fit: standard ergonomic curvature fitting 80%+ of riders.
Safety & Certifications
Acoustics & Aerodynamics
Technology & Convenience
Interactive Size & Fit Finder
How to measure
Wrap a cloth measuring tape around your head just above your eyebrows and ears. Pull the tape comfortably snug, read the length, and repeat for consistency.
Compare & buy
Add this helmet to the comparison tool to see it side by side with others, or check current offers from trusted retailers.
User Reviews
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Data Confidence & Verification Provenance
Helmetsan enforces field-level verification and multi-source cross-referencing. Unverified values are explicitly flagged rather than estimated.