How To Make a No-Sew Ottoman, Part 2 http://inmyownstyle.com/2011/03/how-to-make-a-no-sew-round-ottomanpart-1.html
Also on these boards
Fun Lines on this piece. "Customize Furnishings Dress up upholstered furniture with nail head trim. Even spacing between the nail heads is essential to creating a professional-looking piece, but try different spacing widths, like on this ottoman, to add visual interest."