Extremely lightweight and compact to give the wearer as much comfort as possible A unique and low profile filter designed to fit the contours of your face to give you maximum field of vision Low breathing resistance to reduce the risk of user fatigue and to add additional comfort Fitted with a Charcoal pad to help filter nuisance odours Made from soft thermo-plastic elastomer that is hypo allergenic (latex, silicone and odour free) with easy to adjust head band