CHENGYIDA 4- PACK Mini Sandglass Hourglass Sand Clock Timer 3mins /5mins /10mins/15mins Color Random The sandglass can be serve as a friend gift, New Year gift, holiday gift. Hourglass was first used as ancient timing tool, now it's not only a fashion families ornaments, but also can act as children's plaything in leisure or study time, you can use it to exercise the child's patience and perseverance. Meanwhile, you can use it as timer when do mask or Yoga. Placed an Hourglass on the desk is also very stylish, the sand flowing slowly, you can enjoy the beautiful time and the wonderful memories. Material:PVC + ABS + Glass tube + Sand Color: Random Color Size: 3mins /5mins /10mins/15mins Hight: 8.8cm