Topknot, If i was buying this from a shop, id be after 8ftx6ft approx the 8 ft id need for length im 6'3'' plus i want to do a turn over pillow/flap area at the top,and 6ft wide ish 2.5ftx2 that give me a foot or so to play with for a flapped/fastening area at the side,if this makes sense,plus allows any mistakes i may make.