The box spring is 4 inches tall. The fabric part has a small tear in the bottom-facing side. We purchased the item on Amazon; it is currently listed there for $203 (https://www.amazon.com/dp/B01HIR5ENK?ref_=ppx_hzsearch_conn_dt_b_fed_asin_title_4&th=1).
The iron bed frame in front of the foundation in the featured image is not included.