One acrylic study... 22" x 15" (full sheet) on paper. This was directly painted onto paper without a preliminary charcoal/conte drawing - I find this a more relaxed way of painting, although this isn't what I always do.
Ref image by kind courtesy of Rens (Rens102 at deviantart.com) - many thanks!
Ref image by kind courtesy of Rens (Rens102 at deviantart.com) - many thanks!