GOgroove Durable Heavy Duty Earbuds (Rasta) - Ergonomic in-Ear Earphones w/Rugged Cable, Microphone, On Board Controls - Noise Isolation & Reinforced Metal Driver Housing REINFORCED DURABILITY: A full metal 9mm driver housing, interior & exterior injection mold protection, ballistic materials, and a 3mm thick audio cable significantly maintain lifetime performance NOISE ISOLATING IN-EAR DESIGN: Combining 9mm stereo drivers and three sizes of interchangeable silicone ear gels to deliver crystal clear comfort for stunning clarity and deeper audio immersion IN-LINE MIC & CONTROLS: Supports voice assistants (Siri, Google Now, Cortana), audio playback control, and handsfree calling on compatible devices EVA CARRYING CASE: Included with every purchase, the zippered case with belt strap enables protection and convenience when you're on-the-go LIFETIME WARRANTY: A limited lifetime warranty is provided on all GOgroove AudiOHM RNF headphones. If you have any questions/concerns, reach out to our friendly California-based customer support Extra thick 3mm rubber cable hosing 48&#034; cable reinforced with aramid fibers Metal driver housings Two-stage injection molded Y-connector 3.5mm golden stereo connector