New, Unused / With Storage Case 【✔ Effectively Cuts Out Ambient Noise】 With a high SNR of 26dB, this product effectively reduces snoring, everyday sounds, and even the loud volumes of live music. The ear-friendly design ensures a comfortable fit that won't hurt even when you toss and turn in your sleep. 【✔ Washable and Reusable】 Made with medical-grade soft silicone material. It fits snugly without causing pain. It's washable, allowing for long-term hygienic use. 【✔ Ultra-Lightweight 4g & Stylish Storage Case】 Weighing only 4g, it's so light you'll forget you're wearing it. Comes with a stylish cylindrical case for convenient portability. When you open the sliding lid, the size-specific ear tips are neatly organized. 【✔ Safe Design That Allows Important Sounds to Be Heard】 While suppressing ambient noise, it's designed to allow important sounds like alarms and calls to be heard. It's useful in a wide range of situations, including sleep, study, focused work in the workplace, live music events, and travel. 【✔ Set Contents】 ・Earplugs ×1 ・Foam Ear Tips (XS / S / M / Double-Flange Type)