M&M Headphones. Overview:* Plastic, electronics* Wipe clean* Imported* Includes 2 sets of ear tips* 46″l cord Will not melt in your mouth or your ears – these headphones bring the sweet sounds you crave. Super comfortable (and not at all sticky) ear bud headphones topped with iconic MM logos and coordinating colors. Features an extra long cord, 100db sensitivity, 16 Ohm impedance, 16-24,000Hz frequency. Colors: Green Sizes: One