3M Reusable Earplugs help keep on-the-job distractions at a minimum. Designed to fit comfortably with a hard hat and other safety gear, these earplugs are lightweight and low profile for enhanced ease-of-use while on the job. With the added benefit of being reusable, it's even easier to help protect yourself, and your crew, with the power of 3M Reusable Earplugs.When you're on the job, it's important to keep distractions at a minimum. 3M Corded Reusable Earplugs helps by reducing your exposure to hazardous noises and providing a comfortable fit with your hard hat and other safety gear. The tri flange design helps you achieve a secure fit, and the soft, flexible feel is comfortable for extended wear. Whether you're landscaping your home or building one, reach for the quick and comfortable hearing protection of 3M Corded Reusable Earplugs. 3 pair pack + storage case. Noise Reduction Rating (NRR) 25dB.