Ear Plugs for Sleeping, Noise Cancelling & Motorcycle Wind Noise - Reusable Earplugs & Hearing Protection in Soft Flexible Silicone for Sleep, Concerts or Focus - NRR 28db Earplugs, 8 Tips S/M/L/XL GETINLIGHT Before replacing the thermostatic cartridge

Before replacing the thermostatic cartridge

4mm inside diameter

it is equipped with an emergency stop switch and electromagnetic braking system to avoid abnormal sliding

and other power mechanisms in harshduty scenarios by crimping 8

Dry silica sand

Ear Plugs for Sleeping, Noise Cancelling & Motorcycle Wind Noise - Reusable Earplugs & Hearing Protection in Soft Flexible Silicone for Sleep, Concerts or Focus - NRR 28db Earplugs, 8 Tips S/M/L/XL GETINLIGHT Before replacing the thermostatic cartridgeAbout this item NOISE REDUCTION: Our ear plugs reduce noise for motorcycle wind noise, sleeping, snoring, concerts, working, and any other activities where you need to reduce noise ULTIMATE COMFORT: Our earplugs flexible soft silicone & ergonomical design makes them comfortable and functional for helmets, sleeping, dancing or working PERFECT FOR SLEEP: Ear plugs to reduce noice for sleeping with a noise reduction rating of 28dB FIND YOUR FIT: 4 sizes