NOISE CANCELLING EAR PLUGS - Provides great noise reduction and blocks out most of the noise from loud surroundings for a peaceful and quiet time. Perfect for sleeping, traveling, studying, shooting range, yard work, working on loud equipment and machinery, concerts, and all other loud activities. NRR: 32dB/SNR: 35 dB. SELF-ADJUSTING AND COMFORTABLE - Our slow rebound foam ear plugs expand inside your ears for a secure, comfortable fit. Earplugs are super soft and don't rasp the ear canal. INDIVIDUALLY WRAPPED - Each pair is sealed in its own plastic bag for good sanitation. They are easy to keep at work, in the car, purse, and backpack without getting dirty. SOFT and NON-TOXIC FOAM - Made of high-quality smooth and soft foam making it comfortable to wear, and non-toxic material so they are safe to use. EASY TO USE - Easy to roll and insert. An ear plug foam compresses quickly for easy insertion. Includes 50 pair (100 earplugs).