United Kingdom, Feb. 24 -- Hilaria Baldwin "didn't understand" her pre-nuptial agreement but chose to sign it anyway before marrying Alec Baldwin.

The 41-year-old yoga instructor married the actor in 2012 and they are parents to seven children together, but Hilaria has now confessed she was presented with a pre-nup before the wedding and signed it even though she didn't fully understand it.

During an episode of the couple's new reality show 'The Baldwins', Alex explained he wanted an agreement in place for his second marriage following his divorce from actress Kim Basinger in 2002. He said: "After my first marriage I said, 'Let's have a prenup'."

However, the paperwork left Hilaria baffled. She explained: "I just don't understand quite...