Smokin' Buds are a pair of cordless headphones from Skullcandy. One charge can give you up to eight hours of battery life.
From Amazon
Skullcandy Smokin' Buds In-Ear Wireless Earbuds, 20 Hr Battery, 50% Renewable Plastics, Microphone, Works with iPhone Android and Bluetooth Devices - Black
Freemans
Skullcandy Smokin' Buds True Wireless Earbuds - Black - Clear