To receive a free Bobbi Brown Face Base sample in the UK, follow these steps. Firstly, find the sponsored advert on either Facebook or Instagram that is offering this prize and click the link to fill out a form to claim your sample. In order to see the advert you must be following the Bobbi Brown Cosmetics page on either social media platform. You should also like their recent posts and watch stories, as well as searching for the Face Base Primer on Facebook or Instagram, or looking at their website. Once the advert appears in your feed, fill out the form and claim your free sample of the Bobbi Brown Vitamin Enriched Face Base, which is both a moisturiser and primer that combines Shea Butter with vitamins to provide instant hydration and preparation for makeup.