MSA Safety (Mine Safety Appliance) provides a variety of safety products to ensure worker protection in hazardous conditions. Its product line includes various head protection, fall protection, eye protection, face protection and hearing protection products. The MSA Safety catalogue includes safety helmets, harnesses, respirators, gas detectors, replacement sensors, cartridges and filters, carabiners, ear muffs, gas masks, protective goggles and de-valving tools. These safety products are used in fire and rescue services as well as in construction and chemical industries. The MSA Safety Helmet product range includes various hard hats, air hoods, air helmets and bump caps in different colours, hat sizes and shell materials.