9
EDC sling that will hold a Galaxy Tab s8 +
(lemmy.ml)
https://www.helikon-tex.com/en_usd/tb-lbc-nl-laptop-briefcase-nylon.html
The Satchel's a bit larger than your dimensions, but I'll definitely fit your tablet. I founded bulletproof, goes anywhere, very comfortable, tons of abuse and it still kicking.
40 x 26,5 x 5 cm / 15.7 x 10.4 x 2 in
What do you carry on a daily basis?