Self-adhesive, 3"H vinyl, block letters and numbers meet Coast Guard requirements when applied on contrasting background with proper spacing. Offered in plain Black or White and in colorful “Block Font” style with contrasting drop shadow. These number kits resist fuel, fading and scratches. They are UV Coated for protection from the sun. Sold individually or by the kit. Kits include four of each letter and number for a total of 144 pieces.