Sleep soundly until morning in a quiet, noise-free space. Boost concentration during study or meditation time. Compact-sized earplugs made of soft material. #macha earplugs #available in various colors! Comfortable to wear without a feeling of pressure or foreign objects. They won't fall out even when you toss and turn, supporting comfortable sleep until morning. Soundproof earplugs with case (1 pair, left and right) Material: Silicone Uses: Noise reduction, soundproofing Size: 2 x 2.5 cm 【Related Keywords】 Outdoor, tent camping, hut stay, work, study, concentration 【Target Audience】 Elementary school students, junior high school students, high school students, university students, superiors, seniors, teachers, people in their teens, 20s, 30s, 40s, 50s, 60s, 70s, 80s, 90s, grandparents, children to seniors, recommended for all generations and ages. Travel goods In-flight relaxation goods Earplugs Earplugs for sound sleep, sleep earplugs, noise prevention, noise reduction, noise reduction value 32dB, study, work, airplane, washable, reusable, silicone earplugs, noise reduction