BITBELT IS THE ORIGINAL SOLUTION TO KEEPING YOUR FITNESS TRACKER AND MAGIC BAND SECURE FROM LOSS. DONT ACCEPT IMPOSTERS, ONLY TRUST THE ORIGINAL. You will lose your tracker at some point, get a bitbelt and enjoy counting your steps to your goal without worrying about it coming unclasped Bitbelt 12 pack includes every color we make, 3 colors glow in the dark. Designed to fit your fitness tracker perfectly to protect from loss. For Fitbit Flex 2 please check out bitbelt jr 2 designed specially for the new smaller size: https://www.amazon.com/dp/B01N3684V2