Promotional value expires 90 days after purchase. Amount paid never expires. Online registration required. For 4 class option, classes must be used with 45 days of activation. For 8 Class option, classes must be used within 60 days of activation. Must sign waiver. Limit 1 per person, may buy 1 additional as gift(s). Valid only for option purchased. All goods or services must be used by the same person. Merchant's standard cancellation policy applies (any fees not to exceed voucher price). Merchant is solely responsible to purchasers for the care and quality of the advertised goods and services. Learn about Strike-Through Pricing and Savings