This is a Radians Earmuff known as the Low Set, model LS0800CS.
Radians manufactures a comprehensive line of quality protective gear to minimize personal exposure to safety hazards. Their mission is to meet the customers' personal protection needs profitably with excellent service and to innovate products that help keep the world safe at work" home" in the woods" and on the range.
Features:
NRR 21 dB
Adjustable Moisture Wicking Headband
Low Profile