This is the Everyday Backpack by Stubble and Co. It's practically brand new, I never used it and I still have the cover it came with.

I'm including a description below from their site for reference:

Features • Spacious interior for gym gear or daily essentials • Separate 16” laptop compartment for protection • Multiple internal pockets for organized storage • Quick-access top zip pocket for valuables • Convenient strap pocket for AirPods • Webbing loops and bike light anchor for attachments • Vertical outer zip pocket adds accessibility • Side pockets for water bottle or umbrella • Trolley sleeve for travel convenience • Adjustable chest strap to enhance fit • Breathable, cushioned back panel for comfort • Ergonomic straps for daily ease • Reflective trim boosts visibility and style • Practical top grab handle

Dimensions • W 11.8" x H 18.1" x D 5.5" • 20L capacity • Lightweight at 2.2 lbs

• Elevate your everyday: use all day, work or play with ultimate comfort. • Thoughtful design: 20L backpack with 16” laptop compartment, trolley sleeve and spacious organized bag interior. • Classic yet durable: combines a classic silhouette with rugged waterproof materials.