This is a Radians Ear Plug known as the Rad Band, model RB1150.
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 23 dB
High Density Construction
Lightweight and Durable
Non-Toxic, Washable