Available for Four Thicknesses of Material Attractive and Easy to Use Rust Resistant CRL Standard Round Lip Mirror Clips are fabricated from 16 gauge nickel plated steel. Available for use with four different thicknesses of material, the clips are 1/2 inch (12.7 millimeters) wide and 1-1/2 inches (38.1 millimeters) high. Two countersunk holes for mounting screws. Color: Nickel Plated Channel Size: 1/2 in (12.7 mm) Width: 1/2 in. (12.7 mm) Height: 1-1/2 in. (38.1 mm) Package: 4 Pieces Important Note: Use screw anchors or tap into wall studs when mounting mirror clips to the wall.