Add double take-worthy art to any window! create beautiful stained glass - simply decorate the clings with markers, glass or glitter stain for instant transparent beauty! static Cling will hold them to any clean window but they can be repositioned or moved easily and without leaving sticky residue. The black outlines are raised for easy coloring. Leave them uncolored for a leaded glass look. 24 total per Pack, 3 each of 8 designs. Made of durable PVC plastic. Center design is approx. 7" to 8".