Decorative Teardrop Stone Medium Size 11X18. The decorative teardrop stones are in 3 sizes and their quality is with the right notches so that they shine in its passage. Each decorative stone has two holes so that they can be beautifully sewn with Transparent Thread preferably but also on the back they have a light metallic coating so that they can be glued with Fabric Glue or Silicone Glue.