The prices for Invisalign treatment ranges from $4000 to $8000. The period for the treatment to achieve excellent alignment can take 12 to 18 months. Self guided choices price less at a little over $1000 on the lower end and also over $2000 in overall on the higher end, as well as the period for the therapy is normally retainer braces - londonbraces.com around 6 months. With self directed options, the therapy is self-administered. You produce your very own mold and mildews in your home and obtain trays directly from the aligner firm.