i will just general comment and not get to tech...
#1 send john a pic of you as you never said your age...
be very patient with you new wearing as at first when i seen my first unit over 7 years ago i was like omg whats this a rat.. where do i start.also expect to buy a few till u get the style and the rt density for you. if you are 50 and want alot of density u will look silly. but if in your 20's u can look great..ask questions and good luck.
bob/philly