ISOtunes PRO 2.0 Bluetooth Earplug Headphones, 27 dB Noise Reduction Rating, 16+ Hour Battery, IP67 Durability, Noise Cancelling Mic, OSHA Compliant Professional Hearing Protector (Matte Black) 'Tools'] The dual-layer internal fingertip construction

The dual-layer internal fingertip construction reinforces high wear areas of the thumb and index finger for improved abrasion resistance

541 and 500b 1/4-inch -1-inch die heads | Rh high speed | 5/8-Inch rod size | 11 tpi

38715 PLATE

99-Inch | Eye length 10-Inch | Mesh length 16-InchAmazon

• Long-Lasting Design: Built to withstand heavy-duty use in industrial and plumbing settings

ISOtunes PRO 2.0 Bluetooth Earplug Headphones, 27 dB Noise Reduction Rating, 16+ Hour Battery, IP67 Durability, Noise Cancelling Mic, OSHA Compliant Professional Hearing Protector (Matte Black) 'Tools'] The dual-layer internal fingertip construction?? MUTE YOUR WORLD: Heat activated memory foam eartips expand like an earplug to significantly reduce outside noise. ISOtunes PRO 2. 0 is ANSI certified and OSHA compliant with 27 dB Noise Reduction Rating (NRR) and SafeMax volume limiting technology. Comes with 4 pairs of foam eartips and 1 pair of silicone triple flange eartips. ? IMPROVED CONNECTIVITY: Bluetooth 5. 0 increases range to 30+ feet for wireless music streaming and to take calls. High