Square nails are straighter on the sides which has a blunt top edge. With sq. nails, you run the chance of your arms looking shorter and stubby because it presents "the illusion of the wider nail bed," claims Chelsea King, "but if you have narrow nail beds and extensive fingers, https://sociallytraffic.com/story2296464/rumored-buzz-on-shape-of-nail-is-good-for-wider-nail-beds