Amy's Crochet-Trim Bikini Amy wore the Boux Avenue Costa Rica Boost Bikini Top (£35, originally £24) and the matching Bikini Briefs (£12, originally £16) during episode 7. Image Source: Boux Avenue Boux Avenue Costa Rica Boost Bikini Top £35 from bouxavenue.com Buy Now Bikini Briefs £12 from bouxavenue.com Buy Now