I’ve created a material shader ready to use on your characters, swap out the base textures for your own. Use an RGB mask to help drive Variation(red tones), Root(Green tones), Tip (blue tones).
https://unrealengine.com/marketplace…ed-hair-shader
If you like this shader and need a nice solution for making hair strands, please check out Hair strand designer here: https://robertramsay.artstation.com/…designer-v1254