Promotional value expires 180 days after purchase. Amount paid never expires. Must sign waiver. Reservation required. Merchant's standard cancellation policy applies (any fees not to exceed Groupon price). Limit 1 per person, may buy 1 additional as gift. Limit 1 per visit. Valid only for option purchased. Must attend first class by expiration date on Groupon; 10-class and 20-class options expire 30 and 60 days from activation, respectively. Merchant is solely responsible to purchasers for the care and quality of the advertised goods and services. Learn about Strike-Through Pricing and Savings