Fangrui Product Details High Fidelity Earplugs: Musician Earplugs With Filters Uniformly Reduce Noise (up To 24db, Nrr) To Maintain The Entire Sound And Preserve High-quality Music. Suitable For Musicians, Band Classes, Concert Participants, Musician Ear Buds, Drummers, Djs, Motorcycles, Nightclubs, Or Loud Bar Participants. Designed For Comfort, Our Reusable Earplugs Are Ergonomically Designed To Fit Your Ear Canal And Are Made Of Soft Silicone To Provide A Comfortable Wearing Experience. A Set Of Earplugs Includes Two Sizes, Standard Size Suitable For Most People, Small Size Suitable For People With Small Ear Tubes, And Two Different Sizes Suitable For Couples. Our Packaging Includes 2 Sets Of Earplugs, An Aluminum Container, And A Hiking Buckle, Which You Can Hang On The Keychain And Carry With You. It's Also A Great Gift. Reusable And Washable Concert Earplugs, Made Of Low Allergenic Soft Silicone And Easy To Clean, You Can Rely On Our Earplugs Time And Time Again. 2 Pairs Of Earplugs Are Waterproof, But Please Be Careful Not To Let The Filter In The Earplugs Touch The Water, As This May Affect The High Loyalty Of The Earplugs [tip] Earbuds Include Proprietary Precision Filters That Provide Moderate Noise Reduction While Maintaining Speech Clarity And Audio Quality. However, This Earplug Can Only Achieve A Slight Noise Reduction Effect And Is Not Recommended For Use With Loud Noise. Colour:black Material:silica Gel Package Contents: 2 Pair * Earplugs 1 * Bottle 1 * Black Carabiner Only The Above Package Content, Other Products Are Not Included. Note: Light Reflection And Different Displays May Cause The Color Of The Item In The Picture A Little Different From The Real Thing. The Measurement Allowed Error Is +/- 1-3cm.