Decibullz - Custom-Fit Bluetooth Wireless Headphones, The First Custom Molded Wireless/Bluetooth Earphones (Black) EASY SHAPE SYSTEM: The New Decibullz Contour ES In-Ear Headphones are now part of Decibullz's easy-shape system. In less than five minutes, you can quickly shape your molds to your ears for a perfect, comfortable, secure fit. Not quite the perfect fit the first time? No problem. Decibullz are easily re-moldable. Shaping the Decibullz thermoplastic molds is easy! Simply heat the molds in hot water, snap them onto the earphones, and shape them to your ears. PACKAGE CONTENTS: Decibullz wireless earphones, Decibullz custom molds, carry case, USB charging cable, canal tips and quick start guide. FEATURES: New easy fit system, extreme noise isolation, Bluetooth, music and call control, sweat and water resistant, CSR aptX HD Audio LIVE LIMITLESS: Designed for an active, limitless lifestyle, Decibullz earphones were created so you can take your music with you no matter what you do. Whether youre running, working out, or relaxing at a cafe, you can listen to what you love while you do what you love. LOVE DOING WHAT YOU LOVE: Decibullz were created so you can take your music with you no matter what youre doing. Whether its running, working out, or relaxing at the cafe Decibullz allow you to listen to what you love while doing what you love.