This is a beautiful glass vase. It is very firm and not fragile.When light hits it, it shimmer and twinkles. It has just a little bit of color when turned the right way.It looks like it was molded from an iridescent bubble. No heavy metals, lead, mercury and arsenic. It can withstand 100 ? water. Great gift?It is an ideal gift for family and friends Eastern Rock?Design according to the needs of the times, pay attention to the unity of the use function and aesthetic function of the product.