UA Project Rock Over-Ear Training Headphones are tested and approved by Dwayne Johnson himself, built to help you grind harder~with adaptive noise cancelling for ultimate focus, and a durable sweatproof construction. Washable Supervent ear cushions stay dry, and UA Storm Super Grip provides maximum stability. JBL charged sound is tuned to maximize motivation, and Bionic Hearing features TalkThru technology for talking to training partners, and Ambient Aware technology to hear surroundings. Give voice assistants quick commands and customize your sound with the JBL app. With up to 45-hours of playtime and a hardshell case there's nothing that will hold you back.