PLEASE READ CAREFULLY Low cost and always the best quality guaranteed, save hundreds of pounds on dentist fees when you buy direct from us. Pro White Direct is a specialist provider of custom made Teeth Whitening/Bleaching Trays manufactured by specialist dental technicians for a perfect customised fit. Our order process is quick & easy and everything you need will be provided. A home impression kit will be sent direct to your delivery address just follow the instructions and take your own impressions then return them to us. Once the impressions have been received we will manufacture and dispatch your own custom set of teeth whitening trays within 5 working days. N.B. This product is not suitable for anyone under the age of 16. Please contact us through Amazon before purchasing if you have had, or are undergoing any dental or orthodontic treatment. Teeth Whitening home impression kit includes - 2 white impression putty, 2 coloured impression putty, 1 medium upper impression tray, 1 medium lower impression tray, 1 clear medical bag for completed impressions and 1 mailing bag for returning completed impressions. N.B Medium sized impressions trays are supplied as standard, please note that smaller or larger trays can be provided upon request. (Please return completed impressions on the trays and send back all used and unused items)