The large imprint area allows space for your intended advertisement. Our 21D/420D Drawstring Polyester are of great use for keeping and carrying pens, notepads, phones, wallets, watches, and other necessary accessories altogether. They could be ideal when you are on picnics, casual walks, going out for sports, and commuting. Measuring 13.39*16.93 inches, this custom 210d drawstring backpack. Usage Scenarios: Office supplies, school stationery, corporate promotions, trade show giveaways. Customization: Logo printing available with multiple packaging and color options. Product Highlights: Portable, durable, practical for daily use.