Utility Satchels
Here I have the most basic, easy to use satchel I could possibly create.
I had in mind a satchel that would be perfect for any activity/dog walks/lunch bag.
Of course, it's pretty nice looking so you could use it just about anytime and anywhere. 
It's a roomy satchel with space for balls, snacks, gloves and sunglasses
and light weight so it sits comfortably on your hip.

The M-size Utility Satchel measures  10” x 10”  and about 4” deep.
My S-size Utility Satchel is 8" x 8" and about 3.5" deep.