1.Material - The pendants and beads are made of high quality optical crystal glass. They have high hardness, better abrasion resistance and better scratch resistance than acrylic.^ 2. Colorful Refraction - The surface of the pendant is reticulated, and its edges and corners are clear and smooth, with good light transmission and fascinating refraction effects^ 3.Rainbow - When sunlight or light shines on this sun catcher, it will reflect colorful light and create a blinking landscape, even a bright rainbow.^ 4. Usage - The teardrop pendants are suitable for DIY creation of crystal bead curtains, lighting, hanging curtains, and more. They can be used as crystal decorations for weddings, parties, hotels, shopping malls, clubhouses and other places.