Evolution® Deluxe 6151 - Vented Hard Hat by PIP

Meets ANSI/ISEA Z89.1, Type I, Class C requirements.
High-Density Polyethylene (HDPE) shell designed with five raised channels running across the top for strength, and an extended back area for extra protection. 6-Point polyester textile suspension system offers unrivaled comfort without compromising performance. Unique "3D Adjustment" provides a precise fit using harness depth settings unlike any other hard hat on the US market today. Revolution™ Wheel Ratchet is easy to use and creates a firm comfortable fit. Vented to reduce inside helmet temperatures. Chamlon™ sweatband. Universal accessory slots accepts virtually any competitors' accessories. Packed ready-to-wear with no installation of the suspension required.