Mips® Elevate Safety System slides multi-directionally upon angled impact to help reduce rotational force to the head Suspension and shell design compliant to EN 12492 side impact testing requirements for improved all-over protection Chin strap secures helmet in place upon falling or sudden impact/movement Includes removable hard hat sweatband made of breathable, sweat-wicking and machine washable materials Integrated headlamp slots on front and rear for use with the Skullerz Hardhat LED Light (not included) Compact shell design increases visibility, particularly when looking up Flexible open frame with perforated Mips® safety system improves air circulation One-handed adjustment knob pivots to improve fit and clear bandana or ponytail knots Easy bolt-on mounting of Skullerz 8991 Safety Helmet Visor (not included) for increased eye protection Certification(s) ANSI Type I/Meets/Exceeds CSA Type 1 Class Meets/Exceeds CSA Class E/ANSI Class E Colour White Fits Head Sizes Hat Size 6.5 - 8 / 21"" - 25"" Suspension Type Ratchet Venting Type Non-Vented