Must be 18 or older. Mandatory online booking required at least 24 hours in advance. Check availability here and book here. If you make a reservation through Groupon, you may cancel or change your reservation up to 48 hours before its start time. After this point you are not entitled to a cash refund or to reschedule your reservation. 14-day cancellation rights do not apply to booked vouchers. Bookings can be modified or cancelled up until 48 hours before the appointment. No refunds after cancellation/modification period. Expires 3 months after purchase. Limit 1 per person(s), may buy 1 additional as gift(s). Valid only for option purchased. Merchant is solely responsible to purchasers for the care and quality of the advertised products and services.