3M 7010300690 Basic Earmuffs Nrr 20 Db

Product Description

The 3M 7010300690 is a passive hearing protection earmuff designed to reduce exposure to workplace and jobsite noise at or above 85 decibels. With a Noise Reduction Rating (NRR) of 20 dB, this earmuff provides an economical baseline of hearing protection without sacrificing comfort during extended wear. Soft foam ear cushions and a fully adjustable headband make this unit suitable for a wide range of head sizes. Black and white cup construction gives straightforward visual identification on the job. Technicians, tradespeople, and safety-conscious workers in loud environments reach for this earmuff as a reliable everyday PPE option.

This earmuff is appropriate for general industrial, construction, HVAC mechanical, and light manufacturing environments where noise levels exceed safe exposure thresholds. It is well suited for use during equipment operation, grinding, compressor work, or any repetitive task that generates sustained elevated noise. The fully adjustable design accommodates both professional tradespeople and knowledgeable DIYers who need dependable hearing protection for intermittent or all-day use.

Key Features

• Noise Reduction Rating (NRR) of 20 dB for protection against noise at or above 85 decibels
• Soft foam ear cushions designed for all-day comfort
• Fully adjustable headband fits a wide range of head sizes
• Black and white cup design for easy jobsite identification
• Economical passive protection with no batteries or electronics required

Compatibility

Designed as a general-purpose passive hearing protection earmuff suitable for industrial, construction, and trade applications where NRR 20 dB protection is required.

Installation Notes

No installation is required. Position the headband over the crown of the head and adjust the cups until they form a complete seal around each ear. Inspect the foam ear cushions and headband for wear or damage before each use, and replace the earmuff if the seal or cushion integrity is compromised. Always verify the NRR rating meets the hearing protection requirements of the specific work environment per applicable OSHA noise exposure standards.

Technical Specifications

• Noise Reduction Rating (NRR): 20 dB
• Length: 17.5 inches
• Width: 9.88 inches
• Height: 9.25 inches
• Weight: 0.75 pounds
• UPC: 00078371905408

Standard Information

• Brand: 3M
• Manufacturer Part Number: 7010300690