MAINLAND UK & NON-MAINLAND UK: the standard delivery option is sent via Royal Mail 1st class (Please note that delivery dates provided for this option are estimated as Royal Mail can experience delays). The tracked by 1pm option is sent out via Royal Mail Special Delivery, which is guaranteed to arrive by 1pm on the the advertised delivery date.
Royal Mail Special Delivery requires a signature upon delivery. If deliveries cannot be signed for, they are taken back to the depot and need to be picked up in person from the Post Office, or you can arrange for your parcel to be redelivered by contacting the Post Office.
INTERNATIONAL DELIVERY: Orders are sent via Royal Mail International Tracked Delivery and may require a signature (Please note that delivery times provided for this option are on top of the mainland UK delivery date and are estimated)