2024 Forest River RV Sierra Destination Trailers 403RD, The following is a list of Additional Options besides the Standard Features come with the unit are: 2024 SIERRA 403 RD SANDAL INTERIOR COLOR DESTINATION PACKAGE EXTENDED STAY PACKAGE STABILIZER JACKS (4) POLAR TECH PACKAGE HEATED HOLDING TANKS (12V), 40K BTU FURNACE, FUAL PANE WINDOWS RVIA SEAL