MSA Medium/Large Clear Polycarbonate Lens Outsert For Advantage 1000 Facepiece is made of super-soft Hycar rubber for giving the comfort of silicone with better permeation resistance and comes with a unique inturned lip that offers the best possible seal against a wide range of facial contours. 1000 Respirators is available in three sizes which is integrally bonded to a distinctive, flexible urethane lens, eliminating the need for rigid lens retainers that cause unwanted pressure points and weighs 40% less than conventional full face respirators for added comfort. Facepiece features a wraparound flexible lens for a comfortable fit with increased vision, a nose cup to reduce lens fogging and a speaking diaphragm for clear, short range communications. 1000 Respirator is compatible with CBRN and riot control gas masks that offers respiratory protection for law enforcement and military personnel against military warfare, civil unrest and CBRN threats. Gas mask features a permeation-resistant construction with flexible lenses for wider field of view for superior visibility and is able to attract, regain and neutralize the contaminants. Gas mask offers protection with a custom fit comfort that includes an easy on or off adjustments for high performance and comes in a variety of styles including total head protection.