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This list is far from exhaustive, but it will get you started when selecting the types of barbless hooks you want to add to your fly tying bench

If you thru-hike an extended distance or travel in very rocky terrain where your pack is likely to rub against rock walls a lot, you'd be better off getting the tougher and thicker 150D Dyneema/Polyester hybrid used to make HMG's black colored packs

Before finalizing your choice, read product reviews, consult High Sierras size guides, and if possible, visit a store to try the backpack in person

And several owners said it works really well just open the shield, pull down a tab and the shield pops off