FLEX TRIM WH 1/4 x 1/2 25', TACO Metals supplies quality trim that is designed to protect boat interiors and exteriors from the harsh marine environment. Trim & Moulding, Trim and moulding products provide finish, protection and structural integrity. TACO trim and moulding. products are the best in the industry and are used extensively throughout boat interiors and exteriors. Materials Depending on the product line, TACO's trim and moulding products are offered in aluminum, vinyl and specially formulated rubber compounds. precise bending and long-lasting performance. Vinyl and plastic products are made from prime resin.