□●◆★〇☆◇■□■〇▲☆◇▽◇☆〇▼☆ Thank you for visiting the product page! Instant purchase without comments is welcome. We strive to ship daily. Shipping will be via regular mail. ------------------------------------------------------------------- Introducing earplugs, recommended for those who want to study with concentration or sleep while cutting out noise! Recommended for noise reduction during study and sleep. Unlike regular earplugs, they have a layered structure, making them difficult to remove and providing a perfect fit. Features a 3-layer umbrella-shaped noise-canceling design that fits inside the ear. Noise is reduced by 40 decibels after use. Product Details ☆ Color: Black ☆ Contents: 1 set of main body (2 pieces) ☆ Material: Silicone 14012026