This really is a matter of preference. Some things to consider; if you have short, wide fingers, then really blunt, square tips will only serve to make them look shorter, stumpier. I myself have fingers that aren't as slender as I'd like, so I wear almond tips. read more
Where one side square gives more regular and natural look on other hand coffin shape goes best which party wears and has particular appealing attention for it. Thus, for regular use, you can go with the square shape of acrylic nails. read more
This is a favorite of Kylie Jenner, and is a cool shape if you want to try something different. You can pull the coffin look off with a natural nail, but it will hold up a lot better with false nails. read more