Silicone Ear Plugs for Sleeping, Noise Cancelling, 10 Pairs Reusable Earplugs for Sleeping, Concert, Snoring, Travel, Work, 10 Colours, 33dB SNR. REUSABLE ECO-FRIENDLY EARPLUGS Unlike wax or foam earplugs, these noise cancelling earbuds for sleep are made out of - can be washed and reused.
eBay