Key Features of Sustainable Tiny House models > Built on a Iron Eagle Trailers that are specifically designed for tiny houses > Contain low VOC materials and finishes > Radiant Floor heating > Bamboo or Hemp floors > Full size Energy Star Appliances > Gas or Electrics > Free Shipping in the Lower 48 states *all models are 100% customizable from 20' to 40' lengths The item as listed on this page reflects the default configuration of this Tiny Home (http://sustainabletinyhomes.com/models/the-traveler) This item can be, and is encouraged to be, customized by the purchaser. Please contact us either via Amazon or our Website to get more information about the process and costs of modifications to the item. This item will require extended handling time and delivery time.