Promotional value expires 90 days after purchase. Amount paid never expires. 3-class pack must be used within 14 days of initial use. 6-class pack must be used within 30 days of initial use. Only valid at CKO Kickboxing Bay Ridge location. Registration required. Must sign waiver. Limit 1 per person, may buy 2 additional as gift(s). Limit 1 per visit. Valid only for option purchased. Not valid for clients active within the past 6 month(s). All goods or services must be used by the same person. Not valid with other offers or promotions. Merchant is solely responsible to purchasers for the care and quality of the advertised goods and services. Learn about Strike-Through Pricing and Savings