Teeth Whitening Pens

Which product is the best for whitening teeth? I was wondering does those teeth whitening bleach gel plus UV work? i used the crest white strips they are real good and really work~ tooth whitening gel hopfeed_template=”"; hopfeed_align=”LEFT”; hopfeed_type=”IFRAME”; hopfeed_affiliate_tid=”teethwhiteningpens”; hopfeed_affiliate=”addvalue33″; hopfeed_fill_slots=”true”; hopfeed_height=280; hopfeed_width=336; hopfeed_cellpadding=5; hopfeed_rows=20; hopfeed_cols=1; hopfeed_font=”Verdana, Arial, Helvetica, Sans Serif”; hopfeed_font_size=”9pt”; hopfeed_font_color=”#000000″; hopfeed_border_color=”#FFFFFF”; [...]