Here is a quick visual of all the different types of bags. Plenty of choices categorized by style, size, and utility potential. I personally prefer a messenger bag, suitcase, or a traditional backpack!
Buy The Convertible Bag PDF sewing pattern from Sewing Patterns by Mrs H, designed for the Bag of the Month Club Sew your own convertible bag, featuring a cross-body strap which can turn into a backpack.
Handmade Leather Messenger Bag Handbag Shoulder Bag Small Satchel Women's Fashion Bag Overview： Design: Vintage Vegetable Tanned Leather Messenger In Stock: days For Making Include: Only Mess Top selling womens fashsions of 2017