Of course, very. But I will be specific and say that the object does matter. It is important to give the recipient of the picture as much positive information about yourself as you can, thru the composition of said picture.
I advise outdoor objects, as it will convey your sense of adventure, curiosity and ruggedness. A fire hydrant is an excellent option. Red, hard, upright phallic shape, and ready to burst forth liquid to douse any fire. Best to lay naked with it flush against the inside of your crotch. Snap away and - voilà! -see how many fcn ladies will faint!