Soft Silicone Ear Plugs Sound Insulation for Sleeping Swimming Ear Protection Earplug Waterproof Anti Noise Reduction Earplugs

Noise Reduction : Yes High-concerned chemical : None Origin : Mainland China CN : Zhejiang Material : PU Material : TPE Weight : 6g Color : Green/Yellow/Orange/Blue/Pink/Black Function : Sound insulation and waterproof Size : 5*5*1cm Function 1 : for sleep Function 2 : for study Function 3 : for swim Feature 1 : Noise Reduction Feature 2 : Sound insulation Feature 3 : Waterproof