3M EAR™ TaperFit 2™ Uncorded Ear Plugs (SLC80 26dB, Class 5) Amount:50 Pairs therefore falling asleep will be

therefore falling asleep will be easier and they prevent from waking up too easy

Long lasting and washable

Normal battery life is approximately 100 hours

here is advice from Earasers:

3M EAR™ TaperFit 2™ Uncorded Ear Plugs (SLC80 26dB, Class 5) Amount:50 Pairs therefore falling asleep will beSoft, roll down foam earplugs conform to the unique shape of each ear canal to provide a low pressure, comfortable seal. Offered in two sizes to fit most ears comfortably. Soft, roll down foam earplugs expand to fit the earcanal and provide a low pressure, comfortable seal. Poly bag keeps each pair of earplugs clean before use. Noise Reduction Rating (NRR)*: 32 dB. CSA Class AL. Test compatible with 3M E A Rfit Validation System. *The NRR may