I've had this Dakine backpack for ~17 years and have taken it on all my trips. The zippers on this thing still work like they are new. All my other backpacks have
Dakine Mission Surf Roll Top 35L Backpack | Sanbah Australia
DAKINE Campus M 25L Backpack - Accessories
Dakine Travel Wallet Greyscale | Dakine Shop
Dakine Split Roller Travel Bag 110L 2021 - Auski Australia