Expires 4 months after purchase. Limit 1 per person, may buy 4 additional as gifts. New customers only. Booking required by phone on 020 7018 1780, provide Groupon codes. Same day appointments accepted. Present printed Groupon on arrival. 48-hour cancellation policy. Must be 18 or older. Valid Mon-Sat 10am-7pm. Full refund if found unsuitable. Not suitable for pregnant women. Not valid in conjunction with any other offer. Valid on option purchased only. Verified using our merchant's website on 16 Jun 2018.