The Z1 MIPS combines all the features of the acclaimed Z1 helmet plus the Multi-directional Impact Protection System (MIPS). Rigidity brace system offers superior resistance to impacts. Advanced Roll System (ARS) adjusts tension and basket height. Light straps with Straight Strap Dividers (SST) ensure that straps lay flat against the head. T-Pro enhanced temple coverage. Features 31 vents for great airflow.