Promotional value expires 180 days after purchase. Amount paid never expires. Must sign waiver. Consultation required; non-candidates and other refund requests will be honored before service provided. Appointment required. Merchant's standard cancellation policy applies (any fees not to exceed voucher price). Limit 3 per person. Valid only for option purchased. All goods or services must be used by the same person. Average Invisalign case is $5,900, though some cases may go to $6,500 or higher. Services provided by a licensed general dentist in Illinois. Not available with any other offers. Merchant is solely responsible to purchasers for the care and quality of the advertised goods and services. Learn about Strike-Through Pricing and Savings