NWT Designed to keep up with your every move, you can say goodbye to annoying bouncing bags and focus on what really matters - rocking your run. At 8” x 4.25” x 1.25” they are the perfect size to fit any iPhone, keys, workout gels, headphones, your wallet, chicken tenders, and more. Two zippered pockets for easy organizing, a removable second strap and a loop for hat storage, so your Sling It isn’t lonely. Main strap has an overall circumference of 46". Sayonara Bounce strap is designed to keep the bag snug to your center of gravity so you can enjoy a bounce-less run. The strap can be fully removed or stowed within the bag when not using.