The item is a set of colorful hourglass sand clock timers, which includes one sandglass, one 1 min sandglass, one 3 mins sandglass, one 5 mins sandglass and mins sandglass, and is made of PVC, ABS, glass tube and sand materials. They are perfect for timing cooking, games, exercising and so on, and also a wonderful decroation for your home and office. Features - 5 pieces of different time hourglass sand clock timers in one set will be sold together by random color. - Material: PVC, ABS, glass tube and sand. - Each Size: about 8.5×2.5cm. - Counting time: 30 seconds, 1 minute, 3 minutes, 5 minutes, 10 minutes, each one with 10% time deviation. - and Colorful Hourglass Sandglass Sand Clock Timers. - for timing cooking, games, exercising and so on. - Also act as a wonderful decoration for your home and office. - Note: This is a sand timer games. It is not a precision timing device, so there is time deviation. Package list: 1 * 30 Seconds Hourglass Sand Glass Timer 1 * 1 Minute Hourglass Sand Glass Timer 1 * 3 Minutes Hourglass Sand Glass Timer 1 * 5 Minutes Hourglass Sand Glass Timer 1 * 10 Minutes Hourglass Sand Glass Timer