The SAS Safety SAS-6105 Corporation Standard Nrr23 Earmuff Hearing Protection is a high-quality earmuff designed to protect you from hazardous noise levels. This earmuff is made from durable materials and features a noise reduction rating of 23 dB. It is perfect for use in hazardous environments, such as construction sites, factories, and other noisy environments. The SAS Safety SAS-6105 Corporation Standard Nrr23 Earmuff Hearing Protection is also comfortable to wear, making it a great choice for long-term use.