Does the Bi-Fold Foundation come with a frame? April 06, 2022 19:25 No, we do not currently sell the Bi-Fold foundation with a frame. Frames must be purchased separately. Related articles How does the bi-fold foundation support the mattress? Do I need a box foundation for your mattress? What colors do you offer for the cover of the Bi-Fold Foundation? Will your mattresses develop body impressions? Are your mattresses flippable?