10 CleverDelights Square Glass Tiles - 1 Inch - Clear Tiles - Glass Cabochons - For Photo Pendants Mosaics Trays - 1" 25mm Tiles - 4mm Thick 1 Inch by 1 Inch (25mm) - Both sides flat Fits perfectly with our CleverDelights 1" (25mm) square pendant trays - Many colors available Top-quality clear tiles -- Don't be fooled by cheap imitators with their low quality nicked and cloudy tiles Great for cameo pendants, photo jewelry, crafts, custom jewelry, and many other uses 4mm thick