There is little need to explain here. Elvis says it better:
Just like a willow
We would cry an ocean
If we lost true love
And sweet devotion
I may try it on canvas one day but as for now…
Charcoal and chalk on kraft paper, these are very tough materials, I still own a couple that are 15 years old and they resist time very well. Approx 40×60 cms. 50$ freeshipping.