38 dB Powerful Noise Reduction: SNR 38 dB effectively reduces snoring, street noise, and footsteps from upstairs; slow-rebound foam provides a balanced seal without stuffiness, ideal for night and nap time. Low-Pressure Softness, Comfortable for Side Sleepers: Skin-friendly slow-rebound foam adapts to most ear shapes; low-pressure rebound avoids pain, stays secure through the night without pressing the ear canal. Great Value with 60 Pairs, Hygienic and Durable: A box contains 60 pairs (120 earplugs), reusable; recommended to replace regularly to maintain cleanliness and noise reduction, cost-effective for family use. Portable Storage Case, Easy to Carry: Comes with a portable case for hygienic storage at home or on the go; keep it by your bedside, desk, or in your travel bag for easy access. Multi-Scene Use: Perfect for sleeping, studying, commuting, flying, and traveling—helps you stay focused or relaxed in noisy environments; not intended for industrial or shooting-level extreme noise.