Description: 【Fine Sand Timing】: The fine sand grains flow, Sand Clock Timer can not only help you time accurately but also allow you to enjoy a moment of tranquility and leisure in your busy life 【Develops Understanding of Time】: 30 minutes counting time sand timers, which is a visual tool to grasp the concept of time and supports children's understanding of transitions within their routines 【Multipurpose】: This hourglass is great for kitchen cooking, doing or , playing games, reading or studying, exercising, sauna, brushing your , taking a rest, little story, making a self introduction, practicing timing to exercise your patience and perseverance, and use it in coffee house 【Portable】: Mini hourglass is easy to use and carry, our mini hourglasses are great for both kids and adults, making time counting fun and easy 【Creative Gift】: This decorative sandglass makes for an nice birthday or housewarming gift for friend or family. Stylish ornaments them on your home or office desk Specification: Material: Wood Glass Sand   Size Chart: 7.5cmx13.5cm/2.95inchx5.31inch Package Includes: 1 Hourglass Timer Note: Please allow slightly errors 1-2cm differences due to manual measurement.