WEBAmazon.com: Bookbag. 1-16 of over 30,000 results for "bookbag" Results. Price and other details may vary based on product size and color. Trail maker Classic 17 Inch Backpack with Adjustable Padded Shoulder Straps. 3,368. 1K+ bought in past month. $899. List: $12.00. FREE delivery Thu, Sep 12 on $35 of items shipped by Amazon.