CRYSTALLIZED™ - Swarovski Elements has recognized that the limits to embellishment should be broken down. They are just making it easier to decorate your clothing, costumes, paper, crafts, you name it with these wonderful hotfix chessboard flatbacks! Iron these wonderful rhinestones into place or use a Bejeweler to adhere each corner of the crystal. Don't forget to seal the center with one last zap and you are on your way to serious sparkle!