Certified 99% BFE meltblown filter media for best filtration rating and breathability. Slim-line side borders for a better fit and facial coverage. Extra-long, enclosed nose piece for a strong seal and maximum protection. Secure Spandex earloops for strong, comfort fit and to eliminate irritation. Moisture absorbing spun bound layer for catching saliva and droplets of the wearer. Blue spun bound outer layer material for maximum protection against fluids. Super-soft white facial layer for comfortable and odourless wear.