SOFT ON EAR PADS - Soft Ear Pads for Sound Isolation and Comfort Fit. STAINLESS STEEL HEAD FIT SIZE EXPANDER - Rugged Stainless Steel for Perfect Head Fit. Large Head, Medium Head or Small Head Headphones. FLAT FOLDABLE CUSTOM DESIGN - Headphone Ear Pieces Swivel for Small Storage. Less than 1 inch Thick When Folded. Easy to carry in a purse, backpack, or Briefcase POWERFUL SOUND - 30MM Neodymium Driver Units for a Rich Fidelity Sound. GOLD PLATTED HEADPHONE JACK - 3.94 Foot Cord with Gold Plated Headphone Jack. Color matched to top 6 iPod nano 5G models Lightweight flat foldable design