Keira Knightley won't let her daughters use social media

Keira Knightley has imposed a band on her daughters

Keira Knightley won't allow her daughters to use social media until they are 16.

The 40-year-old actress - who has Edie, nine, and Delilah, five - is reluctant to allow her daughters to use social media, but she admits that she's not entirely sure whether it's the best approach or not, either.