Adjustable N95 respirator. Designed to stay comfortable all day on the jobsite. Features two soft adjustable straps and a flexible nose bridge to achieve a better fit. Additionally， the straps have a staple-free attachment method to the mask that reduces irritation from all day wear. This respirator is NIOSH N95 approved to protect against non-oil-based particulates from sanding， grinding， sawing， and insulation particles.