Costco B&M warehouses have these on clearance for $9.97 YMMV (this was in Burbank,CA location).
I grabbed a couple, padded shoulders, good quality and durable…perfect for school/gym/hiking.
They’re still $20 online. Link is for reference only: LINK
Item#1199128
Features:
Padded, Bottom Panel with Coated Water-Resistant Fabric
Reflective Details for Added Visibility and Safety
Fully Padded Computer Sleeve Fits a Tablet or 15" Laptop
Internal Mesh Zippered Pocket for Storing Cords or Accessories
Water Repellent Fabric