The headlamp is mandatory for all trekking taking place at night and or early dark morning.Above all it must be powerful enough to illuminate the trekking route/path at least 10 meters.Ensuring better vision effect allows you to be more confident to tackle trekking route/path. Spare batteries are essential for the long night trekking.
A simple headband or cap fleece are essential too,as we normally have camp at night cold weather.Another factor effects it's essential...the heat loss through the head are indeed important to pay attention as you loss calorie if you do not protect your head.
The band helps regulate temperature changes, by placing it on the head, around the neck or wrist. In case of heat weather on track descent,it allows you to wipe the sweat and protect against sunburn.
The cap protects your head on a sunny day,also protects the face from rain in case of bad weather.Glasses is essential on sunny day, they protect eyes égalementles midges and other branches of trees.