LS2 · Stream 2 · LS2 Stream 2
LS2 Stream 2 Matte Black
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.
Designed for oval to intermediate head shapes; features a wide cheek pad profile that may feel tight on very round heads.
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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Dominate the road with the LS2 Stream 2 Matte Black, a full-face helmet that seamlessly blends aggressive styling with uncompromising safety. Designed for the modern rider who demands performance without sacrificing aesthetics, this helmet features a sleek matte finish that cuts through the wind with exceptional aerodynamics. Inside, you'll find a precision-molded Intermediate Oval shell crafted to fit snugly and securely, ensuring maximum stability during high-speed maneuvers. The advanced ventilation system channels airflow efficiently, keeping you cool on long rides while the integrated sun visor offers instant protection against glare. Whether you are cruising through city streets or tackling open highways, the Stream 2 delivers a premium riding experience defined by its robust construction, lightweight durability, and timeless design.
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
LS2 (Spain)Engineering & Technical Analysis
The LS2 Stream 2 utilizes an aerodynamic shell design optimized for reduced wind noise and drag at highway speeds. Its internal EPS liner is engineered with a multi-density structure to provide superior impact absorption while maintaining a lightweight profile, complemented by a fully removable washable cheek pad system for hygiene and comfort.
Fit & Shell Structure
Intermediate Oval Shape
Balanced oval fit: standard ergonomic curvature fitting 80%+ of riders.
Safety & Certifications
Acoustics & Aerodynamics
Technology & Convenience
Certification Documents & References
Interactive Size & Fit Finder
Designed for oval to intermediate head shapes; features a wide cheek pad profile that may feel tight on very round heads.
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.
Available Colors & Graphics
View on retailers
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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.