SWIMWEAR for so with NO reconstruction ....HELP

I was treated for TNBC 6 years ago / bilateral mastectomies and did NOT have reconstruction . I am trying to find swimwear , a tankini top that does NOT have padded inserts or cups but will just flow loose for someone with no boobs . I don’t want to wear prosthetics , have tried  them , just want to be me . But finding swimwear for someone with no reconstruction and does not want to wear prosthetics is proving impossible . Can anyone help me xx