Adopting material, you can use it for a long time. With a very simple design, but it is practical in the use process. Send it to your friends as a present, making them happy. Small size and light, you can carry it easily and conveniently. Features - ColorTransparent - Material: Glass. - Size: 17.00 x 6.40 x 6.40 cm/ 6.68 x 2.52 x 2.52 inch. - Made of glass material with a very simple design, but it is practical in the use process. - The timer is 10 minutes long, accurate, fine gravel, not afraid of hourglass blockage. - These hourglass timers may be more enjoyable, helping you and efficient for a long time. - The excellent workmanship of our product will bring you a good experience. - Could be sent as the present for your friends and kids. They will be happy to receive it. Package list: 1 x Hourglass