Promote deep sleep with DJcong Brain Sleep Earplugs with noise-canceling function. - Model Name: DJcong Brain Sleep Earplugs - Color: Gray - Features: Noise-canceling function - Certifications: CE EN352-2, JIS certified - Usage: Promotes deep sleep - Weight: 15g - Accessories: Dedicated case/strap I am selling these unused (unopened) because I accidentally purchased them. ※ These are earplugs, not receivers. Made of soft medical-grade silicone material, they fit naturally and won't hurt your ears even after wearing them for a long time. With a sound insulation performance (SNR value 26dB), they effectively cut out snoring and everyday noises. You can sleep comfortably without feeling pressure even when sleeping on your side. They can be washed and reused, keeping them clean. They come with a compact case, making them convenient to carry. The design is simple and elegant, blending in well in the bedroom or on the go. - High sound insulation sleep design - Lightweight design that puts less strain on the ears - Comes with a case and is washable - Easy-to-use design for both men and women Recommended for those looking for a new product. I will pack it carefully and ship it quickly. #Sleep #Earplugs #Sound