Material: ABS

SNR: 26db

NRR: 21db

Headband: plastic, foldable 

Battery: no

FM/AM: no

Bluetooth: no

DAB: no

3.5mm plug: no

Application: lawn mowing, woodworking, construction, logging, cutting, drilling...etc industrial

Function: sound insulation

Color: black red, black yellow, black green

Net weight: 280g

Packing size: 15*14*10cm
Features:
1. Physical noise reduction, not electric noise reduction.
2. Soft earmuffs, foldable headband, durable ABS material.