I knew someone who was Bisexual, but did this "no label" bullcrap. If it's constantly changing than fair enough (you like women then you stop, like men then you stop etc).
But if you're Bi, you're Bi. And he used to get so angry when I'd call him out as Bi, and everyone assumed he was weird and never got laid
Like it is what it is, don't try to be special. It complicates things, and people don't know what they are dealing with. You're just making it harder for yourself trying to be edgy or unique.