Promotional value expires 120 days after purchase. Amount paid never expires. Appointment required, same day appointments accepted. Valid only within 20 miles of zip code 20910. Must sign waiver. Limit 24 per person. May be repurchased every 365 days. 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