The phrase "interior trimmings" refers to the decorative or functional elements inside a space, such as curtains, furniture, artwork, or other details that enhance the appearance or functionality of a room or building. Full definition
Inside, the package features a charcoal black interior trim with contrasting red stitching that is included on the leather - wrapped steering wheel and the center console. (topspeed.com)
As far as aesthetic options, buyers can select a bamboo wood interior trim package for an extra touch of luxury. (autobytel.com)
Also added for 2012 is new carbon fiber interior trim for all models. (japanesesportcars.com)