Radians Def-Guard Hearing Protection. 

• Provides economical hearing protection.
• Ultra light weight, weighing less than 5 ounces.
• Adjustable headband slides to give a custom fit.
• Evenly spread tension in headband to allow comfortable wear without "vice like" feeling.
• Individually adjustable, rotating earcups to provide a great fit.
• Fully dielectric construction.
• Noise reduction rating of 23 dB.