Specifications:

• Brand: 3M
• Product Line: E-A-R UltraFit
• Manufacturer Part Number: 340-4017
• Product Type: Reusable Earplugs
• Material: Thermoplastic Elastomer
• Design: Triple-Flange Pre-Molded
• Cord Type: Corded Cord
• Material: Vinyl
• Metal Detectable: Yes
• Noise Reduction Rating (NRR): 25 dB
• Fit: Universal One Size
• Reusable: Yes
• Color: Blue with Metal Detectable Components
• Packaging: Case of 2000 Pairs

Ideal Industries:

• Food Processing
• Food and Beverage Manufacturing
• Pharmaceutical Manufacturing
• Industrial Manufacturing
• Packaging and Processing Facilities
• Quality Control and Inspection Operations

Ideal Applications:

• Food processing environments requiring metal detectable PPE
• Manufacturing areas with moderate to high noise levels
• Maintenance and equipment operation in food production facilities
• Industrial production lines requiring contamination control
• Metal detection compliance zones in processing plants
• General workplace hearing protection in regulated environments

The 3M E-A-R UltraFit 340-4017 Metal Detectable Corded Earplugs provide reliable reusable hearing protection designed specifically for regulated industrial environments where contamination control and product safety are critical. Featuring a durable triple-flange design made from soft thermoplastic elastomer, these reusable earplugs create a consistent seal in the ear canal to help reduce hazardous workplace noise while maintaining long-term comfort for extended shifts. With a 25 dB Noise Reduction Rating (NRR), they help protect workers from common industrial noise generated by machinery, processing equipment, and production lines. A key advantage of the 3M E-A-R UltraFit metal detectable earplug is its built-in metal component and blue coloration, which allow the earplug to be identified by metal detection systems and visual inspection programs often required in food processing and pharmaceutical manufacturing. Buyers often ask whether reusable earplugs maintain hygiene and durability in demanding workplaces; these earplugs are engineered for repeated use and can be cleaned between shifts, making them a cost-effective hearing protection solution for high-volume operations. The corded design helps prevent loss between uses and allows workers to conveniently hang the earplugs around the neck when entering low-noise areas. Another common question is whether pre-molded earplugs require rolling or shaping before insertion; unlike disposable foam earplugs, the UltraFit triple-flange design inserts easily without compression, ensuring quick and consistent fit for most users. These metal detectable earplugs are widely used in food production facilities, packaging plants, and controlled manufacturing environments where both hearing protection and foreign object prevention programs are essential. For organizations implementing comprehensive workplace safety programs, the 3M E-A-R UltraFit 340-4017 earplugs deliver dependable protection, compliance-ready design, and long-term performance. Enviro Safety Products supplies these certified hearing protection solutions as part of a carefully curated selection of industrial PPE trusted by safety managers, facility operators, and procurement teams who require reliable equipment for worker protection and regulatory compliance.

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