3M™ E-A-R™ UltraFit™ Earplugs are our proven triple-flange design reusable earplugs that fit comfortably in most ears. They reduce noise levels by 32 dB and can be cleaned easily with soapy water and reused again and again – helping decrease waste. 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.