3M PELTOR, Behind-the-Neck Earmuff, 28 dB NRR, Communication Headset - 406W27|MT73H7B4D10-NA - Grainger
![3M Peltor Optime III Ear Defenders Adults – Protective Earmuffs with Headband, Hearing Protection Against High Noise Levels in Industrial Settings, 35 dB, Black/Red : Amazon.co.uk: DIY & Tools 3M Peltor Optime III Ear Defenders Adults – Protective Earmuffs with Headband, Hearing Protection Against High Noise Levels in Industrial Settings, 35 dB, Black/Red : Amazon.co.uk: DIY & Tools](https://m.media-amazon.com/images/I/71Vqh2hzM0L._SL1500_.jpg)
3M Peltor Optime III Ear Defenders Adults – Protective Earmuffs with Headband, Hearing Protection Against High Noise Levels in Industrial Settings, 35 dB, Black/Red : Amazon.co.uk: DIY & Tools
![Casque 3M™ PELTOR™ WS™ LiteCom PRO III, 33 dB, 403-470 MHz, analogique/numérique, serre-tête, MT73H7A4D10-EU | 3M Suisse Casque 3M™ PELTOR™ WS™ LiteCom PRO III, 33 dB, 403-470 MHz, analogique/numérique, serre-tête, MT73H7A4D10-EU | 3M Suisse](https://multimedia.3m.com/mws/media/1340522J/3m-peltor-ws-litecom-pro-iii-mt73h7a4d10eu.jpg?width=506)