Frosted Decals are usually used at offices. It blocks the visibility on a clear glass. Material: Monomeric PVCGlue Peel Strength: 12N/25mmColor: Frost affected front / White backMaterial Thickness: 100 micronGraphic Weight: 100 GSMSize Variance : +/- 3mmVisibility :5 to 10%. 1' W x 1' H