Where can I purchase Flex Cup? Kat January 08, 2019 20:18 Follow You can pre-order Flex Cup here: https://flexcup.com/ Looking for FLEX disc? FLEX disc is currently available exclusively on our website: https://flexfits.com/ Related articles What is the FLEX Cup? What is the difference between the FLEX Disc and the FLEX Cup? What is the difference between the FLEX cup and other cups? How do I insert and remove FLEX? Where can I buy the Discovery Kit? Comments 0 comments Please sign in to leave a comment.