Discover Cake crumble infused pre-rolls by Flashback™. Each pre-roll is dutch folded and rolled with premium flower and potent crumble for a nostalgic, elevated session. Flashback™ is focused on premium-infused flower and higher experiences. Representing a special era in Cannabis. When you flashback to the 90's, cassette tapes and blue light posters invoke nostalgic experiences with higher memories. Back to the Roots.