Acrylic 6” High 1/2” Thick Dark Blue Stud Mount w/ 1” Standoff Text: T (Helvetica) e (Standard Block) Formed Plastic 6” High 1/2" Appx Depth Dark Blue Stud Mount w/ 1” Standoff Text: a (Helvetica) M (Standard Block) Wood MDF 6” High 1/2” Thick Dark Blue Plain Mount Text: S (Helvetica) a (Standard Block)