Carry a small combination lock. It only weighs a few ounces, but can prevent loss of your valuables.
You can use the lock to
- Ensure your backpack stays closed while traveling
- Secure your belongings in an albergue locker
- As a carabiner to tie things to your pack
- In the shower to hang your clothes bag
- Secure your water bottle to your pack
- Tie your pack to a fence or chair when you quickly run into a cafe in larger city
Can you think of other uses? Leave a comment.