We see that reaction on our outermost layer of skin.
The outermost layer, the epidermis, is the key to the skin barrier.
The Bridge entered the outermost layers of the new nebula.
The outermost layer should protect you from wind and rain (without holding sweat next to your skin).
He reached up and put a hand gently on the tent's outermost layer.
Our skin is made up of several layers, with the outermost layer called the epidermis.
The crust is the outermost layer of the Earth.
As he spoke, a small dark patch on the outermost layer of the information tapestry began to grow.
This layer is the outermost layer in the child's environment.
But the rest of us have to work a little to get our outermost layer looking great.