Tea and Tour for Two - Key InfoVoucher Validation Your voucher is valid until 01 Jul 20 You must validate book and use your voucher within the voucher expiry date.Duration: Duration varies depending on your chosen tour.Group Size: This experience is for two people there will be other people there on the day.Weather Dependent: NoThe minimum age is 18 years old.Availability: This experience is available on selected dates throughout the year.