PIP® Traverse™ Industrial Climbing Helmet with Mips® Brain Protection System Vented 280 HP1491RVM Color:White Nomex® thread using double stitch Nomex® thread using double stitch on arm pit serge and single stitch on all other seams The square base design further enhances stability PIP® Traverse™ Industrial Climbing Helmet with Mips® Brain Protection System Vented 280 HP1491RVM Features: Features a super lightweight ABS shell and a integrated EPS inner shell foam liner that work in conjunction with the highly adjustable 4 point HDPE inner suspension to provide exceptional protection from top of head and lateral impact hazards