House of Marley, Nesta Ceramic In-Ear Headphones - Noise-Isolating Design, In-line Microphone with 3-button Remote, Solid, Durable and Wear Resistant, Stash Bag, 2 Size Ear Gels, EM-FE033-HM Hematite Zirconia ceramics and stainless steel with 6mm dynamic driver In-line Microphone with 3-button Remote Noise-Isolating design Solid, Durable and Wear Resistant Includes 2 Size Ear Gels (S, M) and Stash Bag Connectivity technology : Wired