Description
This kind of hour glass is mainly made of acrylic, plastic, glass and sand materials with fine workmanship, safe and lightweight, sturdy and stable, not easy to fade, break or deform, offering you a lasting service. .our sand clock is suitable for helping manage work time and breaks easily, which can naturally make goal setting pleasant and calm, help do things more efficiently. It makes you you stay focused for longer when doing homework, cooking, brushing teeth,sadopjasd playing a game, sporting, doing yoga and more