High Quality Materials: The hourglass is made of high borosilicate glass, hand-blown. Using high quality material, durable and strong. Timing Instruments: This glass sand timer with sand can act as a practical and convenient timing instrument for work or daily life activities, making it easier for you to finish the complex things. Decorative Table Ornaments and Valued Gifts: Beautiful and unique appearance, gorgeous and noble, suitable for home and office table decoration. The style of sand clock can attract people’s attention and shows your unique taste, which can be placed on anywhere you like. Perfect gift for friend and family.