Skull Ear Buds featuring a Gold Skeleton Skull Design Bundled with Red Resealable Poly Bag (Gold Skeleton Skull) Features: Skull Ear Buds Have Stereo Sound, Noise Reducing, and Light and Comfortable. They are Made with Thin Silicon Rubber on Ear Buds for a Comfortable and Stable fit. Works with Tablets, MP3, iPods, iPads, CD Players, iPhones and Other Smartphones With a Common Included Standard 3.5mm Jack (Most Have That Size Jack.)