Promotional value expires 90 days after purchase. Amount paid never expires. Limit 1 per person. Valid only for option purchased. Limit 1 per visit. Reservation required per class. Merchant's standard cancellation policy applies (any fees not to exceed Groupon price). Must be used within 30 days (10 class package) or 60 days (20 class package) after activation. Must be 18 or older. Must sign waiver. Merchant is solely responsible to purchasers for the care and quality of the advertised goods and services. Learn about Strike-Through Pricing and Savings