For casual sailing, you will probably prefer the Sta Set sheets, as they are larger diameter and softer. The halyards could be something with less stretch, as discussed above. If you have older self-tailing winches, the modern (more expensive) lines are smaller diameter and stiffer and won't work as well as the doublebraid.
(Poly)ester is another name for Dacron, and is fine. (Poly)pro is short for polypropelene, which much cheaper and floats but is quickly damaged in the sun.