A preserved slice of cake from the wedding of Prince William and Catherine (Kate) in 2011 is being offered for sale. According to the outlets reporting on the listing, the slice is 15 years old and is priced at £1,500. The cake is described as having been kept over the years by a close friend of Kate, and it is now appearing for purchase as a collectible item linked to the royal couple’s wedding. The reports describe the slice as part of the cake that was served at the ceremony and note that it has been preserved until the present day. No additional details about the seller, provenance documentation, or verification of authenticity are provided in the summaries from the sources. The listings present the cake slice primarily as a memorabilia item connected to the 2011 wedding, with the stated price the key information shared across both reports.