Jabra bring you their completely cord-free headphones Elite 8 Active. They are also water proof and can handle both a rainy day and a sweaty workout.
From Amazon
Jabra Elite 8 Active Wireless In-Ear Bluetooth Earbuds with Adaptive Hybrid Active Noise Cancellation and 6 built-in Microphones, Water and Sweat Resistant - Black
Jabra
Jabra Elite 8 Active - Navy - Manufacturer Refurbished