Safariland Impulse Range Kit 1.0 Foam Impulse Hearing Protection Ultra-Compact Earmuffs HD Flex Protective Eyewear With Clear Lens. 

• Instantly Reduces Dangerous Sound Levels While Still Allowing Speech And Audio To Be Heard
• Use As Second Layer Of Protection Over Impulse Hearing Protection, Especially Indoors
• Not For Use With Prescription Glasses