Promotional value expires 180 days after purchase. Amount paid never expires. Registration required. Must activate by expiration date on voucher. All sessions expire 30 days from activation date. Limit 1 per person, may buy 1 additional as gift(s). All goods or services must be used by the same person. Merchant is solely responsible to purchasers for the care and quality of the advertised goods and services. Learn about Strike-Through Pricing and Savings