Coach | Bags | Vintage Coach Sonoma Mini Backpack From The 。Vintage Coach Sonoma Mini Backpack from the iconic Sonoma Collection. Key Details & IdentificationModel Style: Coach 4925 (Sonoma Drawstring Mini Backpack / Daypack). Manufacturing Date: The date code K6E indicates it was manufactured in May 1996 (\"K\" stands for May, \"6\" for 1996, and \"E\" represents the factory code). Material & Construction: It features Coach’s signature tumbled natural-grain pebbled leather, which is highly durable and distinctively textured. The interior is lined with a dark, water-resistant fabric typical of the Sonoma line. The dimensions for the Vintage Coach Sonoma Mini Backpack (Style 4925) are: Height: 9.5 inches (approx. 24 cm)Width: 8.5 inches (approx. 21.5 cm)Depth: 4.5 inches (approx. 11.5 cm