Layers solve different problems
A base layer manages moisture, insulation holds warmth, and a shell blocks wind or rain. When one piece tries to do everything, it often does each job poorly.
The point of layering is adjustment. Camp mornings, active afternoons, and still evenings rarely ask for the same clothing setup.
Save one dry layer for camp
A dry shirt, socks, or light insulation piece can change the feel of an entire evening. Keep at least one sleeping or camp layer protected from rain and sweat.
This matters most when the day includes hiking, paddling, or any activity that can make clothing damp before sunset.
Avoid cotton for cold wet conditions
Cotton can hold moisture and feel cold when temperatures drop. For damp or cool trips, synthetic or wool layers are usually more forgiving.
The exact brand matters less than the function: move moisture, trap warmth, and block weather when needed.