Starbucks reveals stricter dress code for baristas — here's the new uniform

1. Starbucks introduces new dress code for baristas, effective May 12. 2. Dress code aims to create a welcoming environment and boost sales. 3. CEO Brian Niccol is focusing on a cafe experience over grab-and-go. 4. Baristas will wear solid black tops and designated denim bottoms. 5. Changes may improve customer experience by encouraging longer stays.