Threadart backpacks are made of washable, durable, 210D polyester and will provide years of use. Each corner is reinforced with heavy duty leather like polyurethane. The drawstring is black polyester rope and is very strong and will stand to heavy loads. These are very sturdy bags and can be used for sports, travel, kids toys, and more.Polyester/nylon drawstring backpacks are wrinkle resistant, durable, lightweight and affordable for everyone. Be sure to add your logo, slogan and other brand details over these nylon/polyester bags before distribution. Avail 110% lowest price match guarantee offered on all items. We offer 100% customer satisfaction guarantee on all our orders.Now you can buy bulk drawstring bags and get great discounts at ToteBagFactory The durable drawstring backpack we offeres in multiple sizes, colors and styles for easy customization. We guarantee you will find a style that will match the look or functions you want, from sports or gym activities to school work, laundry, storage, and more.