The time hourglass has zinc alloy metal frame with bronze finish and hand-blow glass adds a polished touch to your home or office. And it's bound to amaze and impress your guests. Makes a thoughtful gift for any occasion The hour glass sand timer make it easy to track your work, measure your progress, and prevent burnout with a time out. Use the 15 minute sand timer to time anything from lunch breaks & meeting at the office to games & playtime at home