Pilot Razor Point Pens
Everyone has different preferences for pens, I like these because they write well and last a long time.
Thrunite ti3 Flashlight
Lightweight and powerful flashlight that can attach to the bill of your cap for a makeshift headlamp.
Petzl Tikkina Headlamp
A reliable headlamp with 150 lumens, 60 hours battery life, and 3 light settings. Weighing just 3oz, this lightweight headlamp even has a rechargeable battery option.