Global Helmet Intelligence Platform

AGV · K1 S · K1 S

K1 S Flow Blue

VERIFIED TECHNICAL SPEC Full Face DOT, ECE 22.06 Thermoplastic 1421g

Quick Facts at a Glance

Category Full Face
Certifications DOT, ECE 22.06
Measured Weight 1421 g
Shell Material Thermoplastic
Head Shape Fit Intermediate Oval
Retention System Not verified
SAFETY & CERTIFICATIONS

Verified Safety Snapshot

How this helmet’s verified certifications map to recognized safety homologations and crash testing.

Certified Homologation ✓ DOT, ECE 22.06
Rotational Protection Not specified
SHARP Impact Score Not tested by SHARP
Retention Mechanism Not verified
Emergency Release System Not specified

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.

FIT & SIZING

Verified Fit & Sizing Guide

Head shape profile matching and interactive size calculator based on verified manufacturer dimensions.

Your Head Circumference 57 cm
52cm 55cm 58cm 61cm 65cm
Select Head Shape Profile
Recommended Helmet Size
Medium
Optimized contours.
Perfect for standard intermediate head profiles.

Designed for Intermediate Oval head shape; medium-to-high profile fit offers slightly more room in the crown compared to legacy K1 models while maintaining a snug chin bar closure; requires specific cheek pads for optimal retention.

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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K1 S Flow Blue is a high-performance Full Face helmet engineered by AGV to meet high standards of safety and comfort. Inspect its detailed design background and specifications below.

Key Highlights:

High-Resistance Thermoplastic Shell Intermediate Oval Head Shape Advanced Ventilation System Pinlock MaxVision Ready Visor Ergonomic Interior Padding Full-Face Design Robust Certification to DOT and ECE 22.06 Standards Lightweight and Aerodynamic Design

Rider Profile & Intended Use

Riding Style Touring
Helmet Category Full Face
Internal Fit Shape Intermediate Oval
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Where to buy

Price History & Trends

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Product Concept & Specifications

AGV (Italy)

Engineering & Technical Analysis

Multi-density EPS air channels direct airflow across the crown. Double-lipped shield gaskets maintain cabin sound levels around 89 dB at 100 km/h.

Fit & Shell Structure

Intermediate Oval Shape

Balanced oval fit: standard ergonomic curvature fitting 80%+ of riders.

Shell Construction Thermoplastic Outer structural material
Measured Weight 1421g (3.13) Approximate medium size weight
Warranty 2 Manufacturer coverage duration
Primary Use Case Touring Optimized riding orientation

Safety & Certifications

Certification ECE 22.06 Certified safety standard
Rotational Protection MIPS Mitigates rotational impact
Emergency Release Not specified Cheek pad quick removal
Retention Strap Double D-Ring Chin strap buckle style
SHARP Impact Rating 4/5 Verified SHARP UK impact test score

Acoustics & Aerodynamics

Noise Level 89 dB Measured wind noise at speed
Ventilation 8/10 Airflow performance rating
Wind Tunnel Tested Not specified Optimized shell aerodynamics
Pinlock Anti-Fog Not included Anti-fog visor insert

Technology & Convenience

Comms Integration Generic Speaker Cutouts Intercom cutout availability
Glasses Friendly Not specified Inner lining eyewear grooves
Visor System Not verified Integrated drop-down sun visor
Removable Interior Not verified Washable lining modules

Regional Legality & Compliance

🇺🇸 US Street Legal
Required: DOT

Compliant with ECE 22.06 and DOT standards

🇪🇺 EU Street Legal
Required: ECE 22.06

Compliant with ECE 22.06 standard

🇬🇧 GB Street Legal
Required: ECE 22.06

Compliant with ECE 22.06 standard

Regional Legality Guidance

US

Status: Street Legal

Required: DOT

Compliant with ECE 22.06 and DOT standards

EU

Status: Street Legal

Required: ECE 22.06

Compliant with ECE 22.06 standard

GB

Status: Street Legal

Required: ECE 22.06

Compliant with ECE 22.06 standard

Certification Documents & References

  • ECE 22.06 (EU) - Economic Commission for Europe - Reference
  • DOT FMVSS 218 (US) - National Highway Traffic Safety Administration - Reference

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More from AGV

Data Confidence & Verification Provenance

Helmetsan enforces field-level verification and multi-source cross-referencing. Unverified values are explicitly flagged rather than estimated.

Manufacturer Source
AGV Official Specification
Safety Testing Agency
DOT, ECE 22.06 Homologation Record
Verification Status
✓ Verified Data
Last Audit Date
2026-08-10