• Superior Noise Reduction: Immerse in tranquility with our unique honeycomb microporous crystal filter, absorbing 99.7% of low-frequency noise. Enjoy stable noise reduction with an SNR 32dB (NRR 19) using our noise cancelling ear plugs.
• High-fidelity Ear Plugs: Preserve effective sound quality but cancel noise pollution. Not mere a sleep ear plugs, also ideal for concert, live, events, commuting, travel.
• Skin-friendly & Comfort: The earplugs have 100,000+ nano through holes to balance pressure in 15s and maintain ventilation. The skin-friendly, soft silicone tips are 0.019 ounces (≈8-12 drops of water), ideal side sleep ear plugs.
• Snug-fit: Designed for easy insertion and a discreet fit, molded with 4 sets of silicone tips (S-XL) for various ear shapes no matter small canals or larger ones.
• **Warm Tips: The sleeping ear plugs are not cancelling noise into 0 dB - they won't inhibit hearing or communicating, just filter harmful sound (60Hz~8000Hz) and lower the volume within a safe listening level, ensuring undisturbed peace and quiet.

Shipping Note: Shipping to Alaska, Hawaii, PO Boxes, and APO addresses is not available for this item

Warranty: 90 Day Woot Limited Warranty