Starbucks Coffee Seminar Limited Tray I received this as a souvenir for attending a Starbucks coffee seminar. It's an unused tray with the Siren mark and coffee beans inside. It's becoming a rare item these days. Tray size: Width 23.8cm x Depth 16.2cm x Thickness 1.5cm Starbucks Coffee Seminar Bonus Not-for-sale tray with Siren mark Brand new, unused #Starbucks #Tray #Seminar #Limited edition #Serving tray #Not for sale