Useful things
-ear plugs
-small padlock
-bike lock + optionally bike alarm
-head torch (preferably LED) + spare rechargeable batteries + battery charger
-pocket knife
-fork and spoon
-toilet paper
-can opener
-bike cap
-sunglasses
-UV sunscreen
-visiting cards
-mosquito repellent
-rectangular mosquito net with a zipper on one side (for malaria-stricken areas)
-plastic bags
-neck pouch for money
-travel sewing kit
-clothes line + pegs
-tube of glue, e.g. Super Glue
-a piece of thick wire
-rubber bands
-pocket address book + pen
-moisturizing cream
-scrubbing brush
-nail file and nail clippers