Empty antique hourglass with metal frame, can serve as a gift, home or office decoration The fillable metal hourglass can be opened by unscrewing the three legs at the bottom of the metal frame. You can diy the empty hourglass and fill your own hourglass. If you go to the beautiful beaches and enjoy the wonderful vacation, you can keep the good time and wonderful memories in the fillable hourglass by filling the desert or beach sand in and give it to your friends as a gift Material: Zinc alloy + glass