Shark-fin design to prevent falling off, and 160 degree ergonomic ear-to-ear design, even if you wear it all night, it can be worn comfortably without any discomfort, and it is not easy to fall off even if you lie on your side or roll over. Such an ear plug with excellent noise reduction performance helps filter out various unwanted sounds to protect ears, keeps you feel comfortable by softening the noisy world into a peaceful one, allows you to enjoy a high quality and deep sleep. It is constructed of silicone material. The length of this product is 2.8cm and width is 2.5cm. Apply to various scenarios such as: sleeping, swimming, work, concerts, travel, study, etc. Ideal gift for friends, spouses, elders, children and those in specific need. Item Name: Silent Ear Plugs Material: Silicone Usage: Noise Reduction, Hearing Protection Features: Soft, Cozy Wear, Reusable Size Details: L: 2.8cm/1.1", W: 2.5cm/0.98" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 Pair of Silent Ear Plugs