Simon Design SD Clear Iridescent Crystal Christmas Tree Red Star • Simon Designs is a company known for its faceted and iridescent crystal designs. • RARE: Crystal-style Christmas tree topped with a red star; decorated with rhinestones • It is made of K9 crystal glass [K9 crystal glass is a type of optical borosilicate crown glass known for its high clarity, durability, and affordability.] • Measures approximately 3.6” H (9.2 cm), 2.7” W (6.8 cm)