**UK SUPPLY ONLY** Petzl Vertex Vent Headset Comfortable ventilated helmet for work at height and rescue •Six-point mesh liner conforms to the shape of the head for improved comfort. Shock absorption achieved through deformation of the outer shell. •CenterFit adjustment system ensures centering and optimal stability of the helmet on the head •Ventilation holes with sliding shutters allow the ventilation to be adjusted as needed from the outside •Side slots for mounting hearing protection •Inserts for accepting a VIZIR face shield •Slot for mounting a PIXA headlamp •Four clips for mounting a headlamp with an elastic headband •Chin strap designed to limit risk of losing helmet during a fall (strength greater than 50 daN) Specifications ■Size: 53-63 cm / 20.9-24.8" ■Weight: 455 g / 16 oz Certification ■CE EN 12492 : meets the requirements of the EN 397 and EN 12492 standards for protection against impact. Meets the optional requirements of the EN 397 standard for lateral deformation and use in low temperatures. ■UIAA ■ANSI Z89.1-2009 Type I Class C Ear Defenders - MSA Sordin EXC - SNR 25 dB ◦The ear muff that is so comfortable that you always want to wear it! Unique injection moulded inserts provide excellent attenuation and maximum space for the ears inside the cup. EXC can be equipped with a selection of visors and is suitable for most noise situations. Face Protection - Husqvarna Mesh Visor - EN 1731:1997