High Tea at The Park Lane Hotel 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: Your experience will generally last for 1 hours.Group Size: This experience is for two people.Weather Dependent: NoUnder 16s must be accompanied by an adult.Availability: This experience is available Monday to Sunday throughout the year between 12pm and 2pm and then at 6pm (subject to availability).