The phrase "metallic trim" refers to a decorative detail made of metal that is used to enhance the appearance of something, such as furniture or clothing. Full definition
The 2.0 L's interior is all black with metallic trim. (carbase.my)
It looks sharp with its thin metallic trim around the edges, and is remarkably thin and light. (gizmodo.com)
Two - way driver's seat memory, a four - way adjustable passenger power seat, accent stitching and silver metallic trim pieces are all new. (autoweek.com)