5 Pairs Noise Reduction Ear Plugs with Storage Box Soft Silicone Waterproof Earplugs for Concert Sleeping Swimming Ear Protector

Anti-noise earplugs can effectively isolate the noise and purify the world for you. After wearing them, it will be quieter and improve the quality of sleep effectively. Slow rebound sponge material, soft and comfortable, anti-noise sleep, sound insulation and noise reduction, improve sleep quality, no stimulation on the ear canal pressure, reusable, comfortable intimate, nap, anti-interference, anti-noise necessary oh. Reduce noise to human body nervous system interference, especially suitable for students or sleeping environment noisy place. Specifications: Material: Slow rebound sponge. Packing box: 4cm long and 4cm wide. How to use: Rotate into ear. Color: Blue, orange, pink, yellow, green, red, purple, black. The package includes: 5pcs small box 5 pair of earplugs