The best shape for comes also with the shape of your face and the space you have between your eyes.
I would asvise you to seek pro help. Also, never wax your eyebrows, in a long term, it makes the skin saggy. Allways tweeze.
I tool this from Ivillage:
Create the line: to determine exactly where your brow should begin, hold a make-up brush or a pencil straight up and down against one nostril. Where the pencil lands by your brow is where it should begin. The brow should end a little past your eye (if it grows down too far it will drag your eyes down). If you have a natural arch, work with it. If you need to create one, look into your eyes. The arch of your eyebrow should fall directly above the outside of your iris. Using an eyebrow pencil,
http://iv.doubleclick.net/jump/vert...t=btywdef;sz=120x240;pos=7;tile=7;ord=464301?brow area that you want to preserve so you can pluck outside the edges.
Pluck: begin plucking from underneath the brow, removing one hair at a time from the inside of the brow to the outside. If part of your brow is thin enough already, do not pluck that area. Pull hairs in the direction in which they grow.
Brush and trim: using a small brush, brush your brows upwards. If they are too long, trim them very conservatively, cutting only a tiny amount at a time.
Fill in: once your brows are well shaped, you can use a variety of products to enhance them or fill them in as needed, using brow fixers, tinted brow gels, brow powders or brow pencils.