Earasers Music Max Ear Plugs For Concerts – Soft Silicone Reusable Noise Cancelling EarPlugs Hearing Protection For Musicians, Djs, Drummers, Concerts, Motorbikes, Work – 31dB Noise Reduction : Amazon.co.uk: Health & Personal
Earasers Hi-Fi Musician's Flat Response Natural Sound Ear Plugs (NRR 5) - Ear Plugs for Musicians and Concerts