This article explains why hearing protection is essential for factories, construction sites, mining, workshops, landscaping, and other high-noise workplaces. It introduces the difference between NRR and SNR ratings, helping buyers understand U.S. ANSI-based and European EN 352-based hearing protection standards. The article also compares earmuffs and earplugs by application scenario and provides procurement tips, including checking certificates and test reports, confirming customization options, MOQ and lead time, and ensuring long-term accessory supply. It recommends Safetoe hearing protection products such as EM-5002B-RD QuietEnjoy earmuffs, FM-1B QuietEnjoy lightweight earmuffs, and EC-1001A-C QuietPeace disposable foam earplugs for project use.