Serinity Rhinestones (Non Hotfix) originate from Austria and stand as the top-tier lead-free crystal flat backs available, showcasing brilliance and sparkle comparable to the world's leading crystal brand. These flat back crystals from Serinity can be effortlessly affixed to various surfaces using one or two-component glue, making them an ideal choice for enhancing bridal wear, crafting projects, dance costumes, embellishments, fashion items, film productions, nail art, and theatrical costumes with a touch of sparkling radiance.