LS2 Helmets Stream II Full Face Motorcycle Helmet W/ SunShield (Matte Black - Large)

The LS2 Stream II is a full-face motorcycle helmet designed for street riders seeking premium performance and protection. Featuring an integrated retractable sun shield and sport-styled aerodynamic shell, this helmet delivers advanced safety technology at an exceptional value. The shell is constructed from LS2's proprietary Kinetic Polymer Alloy (KPA), which uses nanotechnology to blend microscopic aramid fibers with high-end polymer for superior energy management and controlled flexibility. Advanced Rotational Energy Management Technology (AREM) enables compliance with ECE 22.06 rotational impact standards. Meets DOT FMVSS 218 safety standards. The helmet utilizes 3 shell sizes and 5 EPS liner densities for optimized fit across all sizes. The optically correct Class A polycarbonate shield is Pinlock-ready for fog prevention. A rear spoiler enables dynamic flow-through ventilation during active riding. The 3D laser-cut foam cheek pads and removable liner with flex-crown comfort system provide all-day wearability and easy cleaning. Designed with an intermediate oval fit profile. Ships with clear shield; optional tinted shields available separately. Key Features: SAFETY – Meets ECE 22.06 and DOT FMVSS 218 standards SHELL – Kinetic Polymer Alloy with aramid fiber nanotechnology blend AREM TECHNOLOGY – Advanced rotational energy management system SHIELD – Pinlock-ready Class A polycarbonate with integrated sun visor FIT SYSTEM – 3 shell sizes with 5 EPS liner densities, intermediate oval VENTILATION – Rear spoiler with dynamic flow-through design COMFORT – 3D laser-cut cheek pads, removable liner, flex-crown system