3M EAR YELLOW NEONS Disposable Soft Foam Earplugs 31DB Free UK P&P Ear Plugs Brand Name: 3M SNR: 31dB Manufacturer: 3M E·A·Rsoft is made from a slow expanding, environmentally friendly, polyurethane foam material. We have successfully developed an earplug that provides evenly distributed pressure, giving flexibility, a good seal with optimum comfort. E ·A ·Rsoft Yellow Neons are also available with a blue vinyl connecting cord, for use in food manufacture and food process industries. SNR 36dB, H=34dB, M=34dB, L=31dB Directions 1. With clean hands, roll plug into a tight, crease-free cylinder. 2. With opposite hand, reach over head and pull up and back on outer ear to straighten ear canal. 3.