I have used a Tom Bihn backpack for about 20 years now. I mean, literally, the one that I bought 20 years ago. I cram it full of stuff, take it on trips, stuff it under airplane seats, etc. It's never going to die because it's a Tom Bihn. https://www.tombihn.com/
TOM BIHN | Travel Bags, Laptop Bags, Backpacks, Totes, Crossbody Bags

Since 1972, TOM BIHN has been designing and manufacturing premium, durable bags and accessories. Specializing in high-quality backpacks, travel bags, crossbody bags, tote bags, organizers, and other travel accessories, we combine artisan craftsmanship, innovative design with the most durable materials.

@danielpunkass just purchased based on the curiosity sparked by your post. Thank you.
@Jaseno I’m sure you will love. Buy it once for life!