(10) Bright Plastic Chrome Twist On Bezels for 2.5" Round Grommet Mounted Lights Unique Twist On Style / No Screws Needed / Very Clean Look. Covers all of the standard 2.5" grommets. Insert 1 tab under the grommet and twist, the other tabs will slide under the grommet. Outside diameter is approx. 4". Made of a durable chrome plated plastic.