North Safety’s Peak Series hard hats feature a versatile and dependable design, with a grooved HDPE outer shell, rain trough and accessory slots. The Peak Series offers either pin-lock or ratchet adjustment, 4-point plastic or nylon suspension with 3-level height adjustment and two anchor points for chin strap. The hard hats are ANSI Type I, Class E compliant. North Safety Products, Cranston, RI.