The Terrae strikes the perfect balance of quality and value for riders, offering top-level performance and protection typically found in premium helmets. With advanced ventilation, lightweight design, and rigorous impact testing, it's NTA-certified to dissipate more impact energy and provide extra coverage around sensitive areas like the back and temples. The Safe-T Heta 360 retention system ensures a secure, custom fit without pressure points, delivering comfort and stability even on rough terrains. - In-mould polycarbonate shell with EPS liner, MIPS C2 rotational management system, NTA 8776 certification, extended back head and temple coverage - Safe-T Heta fit system, 360 head belt with 3 vertical adjustments, and 19 vents with internal air channeling - Adjustable visor with safety release, full polycarbonate wrap, and embedded strap anchors - Sunglasses ports for secure docking - Maximum Head Circumference: 58 - Helmet Certifications: Complies with the U.S. CPSC Safety Standard for Bicycle Helmets for Persons Age 5 and Older