KEY POINTS
  • FinalStraw is a reusable foldable straw designed to reduce plastic waste.
  • The company is fighting copycats coming from China and says it has cost it millions.
  • Other companies have faced similar problems.
  • CNBC found factories in China making similar straws for a fraction of the price.
  • Social media influencers are being used to push followers to buy copycat straws.

The business started out beyond Emma Cohen's wildest dreams, but soon she discovered a threat to the brand she was building.

Her company, FinalStraw, makes an environmentally friendly reusable straw. It took off on crowdfunding website Kickstarter about year ago. And then a few months later, in October, it got to pitch its product on ABC's "Shark Tank." But soon after launching, Cohen realized she had an unexpected problem — loads of counterfeits were coming to market from across the globe.