The OEM 3M E-A-Rsoft Yellow Neons Blasts Earplugs come in a box of 200. These earplugs are designed in a regular size that fits most ear canals, providing a comfortable fit. Made from soft, slow-recovery foam, they offer excellent noise reduction with a Noise Reduction Rating (NRR) of 33 decibels. They are also test-compatible with the 3M E-A-Rfit Validation System, ensuring reliable performance. The design eliminates tangling with cords, making them convenient for various uses.