She Exc has a "Jungle Palm Green" Sling BackPack Travel Hiking Daypack.
Has Smaller zippered pockets for phones, wallet or outdoor/travel sundries. 2 mesh bags in each side for water bottle or umbrella (up to largest diameter 2.5 inch). Nice smooth gliding zippers and a strap clip.
This Multi-functional storage bag has a accessory compartment with functional pockets to keep your items at easy reach. Flexible satchel shoulder strap varied from 18 to maximum 36 inch, adjust strap loose or tight to fit your body. This  breathable padded shoulder strap and back panel is extremely comfortable and lightweight, which will release heat rather than accumulate.Two ways of carrying: left or right which is great to relieve the pressure when you carry your bag for a long time.  An earphone hole on the front pocket enables you to enjoy music easily.
 
This is such a multi function bag. Can be used as messenger bag / shoulder bag / crossbody backpack / casual daypack / sling bag / chest bag / travel bag or business.
 
Made of durable and soft polyester material.
Dimensions: 15.3 x  7.5 x  3.5 inches (L x W x H).
Every bag will be a little different depending on frabric cut.