Cosonic Full Metal Housing Dual Driver Deep Heavy Bass Premium In-Ear Noise-isolating Headphones with Universal One-Button Mic (White) Engineered High Quality Dual Driver Design Pumps Out Tonally Balanced Crisp Highs And Powerful Deep Bass Lightweight Metal Alloy Design Is Ideal For Listening During Exercise, Travel, Or For Everyday Wear Built-In Metal Mic Lets You Talk Hands-free On Your Smart Devices And Eliminates Exterior Noise; Also Works With Online Voice And Video Chats On Smart Device To Block Out External Noise;Genuine Leather Earphone Holder Superb Sound with High Definition: Exclusive driver design pumps out the deepest bass soaring highs and ultra-clear midrange Soft silicone ear buds provide a super comfortable noise reducing fit