Top Estore Sandglass DIY to Store Good Memories Retained Precious Time Houseglass Material:Made of high quality red wood,glass Size:15*7cm/5.9*2.75 inch. Color:red sand. The factory set time is about 2 minutes (a slight error, please understanding) Function:Hourglass sand timer,can be used repeatedly.birthday gifts, love Memorial, home furnishings, a graduation gift promotion Your own DIY hourglass which can store good memories. You can put other sand in it.