Delta plus venitex quartz iii safety hard hats are standard safety helmets that have been designed to keep you safe without costing the you the earth. The hardhats are lightweight allowing for all day comfort. The hard helmet also has a two position headband - maximising wearer comfort, and adjustable headband size fitting from 53 - 63cm. Ratchet adjustment to headband. The hard hat is manufactured from uv-resistant high density polypropylene (pp) and has an integral polyamide harness that is 3 textile bands with 8 fixing points. Comes complete with removable foam sweatband. Ideal to be used as builders hard hats. suitable for use by electricians, plumbers, builders, on-site visitors and anywhere within the construction industry. Venitex is a brand of delta plus, one of europe"s leading ppe manufacturers and distributors. All of the delta plus products are surrounded by design innovation and feature cutting edge technology that keeps you both safe and stylish.