Her husband Ashton Kutcher has been hitting Twitter to share his worries about ‘the plastic problem’. But while his environmental concerns are undeniably noble, it seems the actor turned tech investor hasn’t spread the message quite as well at home. Ashton’s actress wife Mila Kunis was seen wearing a disposable pair of plastic flip-flops as she left the nail salon on Friday, while carrying her shoes in a plastic bag. Not got the message: Mila Kunis wears disposable flip-flops and carries her shoes in a plastic bag after getting a pedicure in Los Angeles on Friday Big plans? The mother-of-two was presumably avoiding smudging her new pedicure, as she preps for the weekend Her low key solo outing in Los Angeles came as Ashton wrote on social media: ‘solving the plastic problem is complicated but there are some simple things we can all do.’ Ashton, 41, and Mila, 35, share two children together, two-year-old son Dimitri and four-year-old daughter Wyatt. An insider shared recently: ‘They married their best friends and have continued to grow in their relationship by openly communicating and keeping their heads out of the clouds. ‘They are...