... Gifts & Craft Metal Frame Hourglass 3 In 1 Sand Tea Timer Item #BM-7004 3,4,5 minutes metal sand ... styrofoam + White box, 72 pcs/ctnWhite Box Size9.60 * 3.60 * 9 cm HOuter Ctn Size31.80 * 31.80 ... the bottom bulb, the device can be inverted in order to measure time again. Our sand timers ... running time* Silkscreen printing, pad printing, engraving, laser etc.. We have many styles of Metal Sand Tea ...