Sturdy over-ear headphones from 3M that rests nicely over your ears. They are equipped with noise-cancelling technology that shuts out all the noise.
From Amazon
3M Peltor WS ALERT X MRX21A4WS6 Kapselgehörschutz-Headset 30 dB 1 pc(s)
Conrad Electronic
3M Peltor WS ALERT X MRX21P3E4WS6 Protective ear caps headset 30 dB 1 pc(s)