Thank you for viewing! 【Ergonomic Design, Fits the Ear】The arc shape conforms to the shape of the ear canal, so there is no pressure even when sleeping on your side, and it won't fall out while sleeping. No worries about losing them. Made of environmentally friendly liquid silicone material, it has excellent flexibility. Comfortable to wear, your ears won't hurt even after wearing them for a long time. 【High-Performance Noise Filtering】Excellent sound insulation! The noise reduction rate is as high as 28db, easily blocking out all kinds of noise and providing comfortable hearing protection for a long time. By wearing them when you are concerned about the surrounding sounds such as sleep, work, study, or on an airplane, they will block out unpleasant sounds in your ears. Ideal for night shift workers and those sensitive to noise. 【Washable & Reusable】The elasticity won't deteriorate even after long-term use, and you can wash them with water to reuse them, protecting the health of your ear canals. After use, wash with water, dry, and store in the dedicated case. 【Easy to Use】Gently push them into your ear while holding the loop to complete wearing. If worn correctly, they will fit in your ear and won't get in the way. Comes with 3 sizes (S, M, L) of ear tips, please choose the size that suits you. 56-12