If you search in the internet it should show up. Everything is there so maybe look it up.
Answer:
For eyelashes you want the top ones to be longer than the bottom ones, and you want to kinda curve them at the end. I hope this helps, also i would love to see your drawings! have a great day!!
Explanation:
linen canvas as wood would let the paint run, and paper would fall apart, canvas is tough and would keep the paint where it was put
i hope this helped