Peltor Sport Blasts Disposable Earplugs 80 ea/pk Neon Yellow. Blasts Disposable Earplugs are designed with soft smooth foam for comfort and are our highest noise reduction earplug with a Noise Reduction Rating (NRR) of 32dB. Specifications for Peltor Sport Blasts Disposable Earplugs: Manufacturer: PELTOR NRR: 32 dB Size: One Size Color: Neon Yellow Package Contents: Peltor Sport Blasts Disposable Earplugs Peltor 97082-PEL80-6C: Sport Blasts Disposable EarplugsNeon Yellow80 pr/pk