The 3M™ E-A-R™ UltraFit™ Earplugs are reusable and designed for insertion into the ear canal to help reduce exposure to hazardous levels of noise up to 32 dB. Get comfortable, durable and reusable hearing protection with 3M™ E-A-R™ UltraFit™ Earplugs. A proven triple-flange design made of a pliable premoulded elastomeric polymer fits most ear canal sizes. They reduce noise levels by 32 dB and can be cleaned easily with soapy water and reused again and again – helping decrease waste. Each set of plugs is supplied with a pre tipped cord meaning you can insert and have corded or remove and have uncorded, giving you the option to wear as you choose.