Hourglass liquid bubbler will guide the colored water droplets to move downward in slow motion. Its descending lather has a soothing and mesmerizing effect that helps children focus while.Watching the slowly rotating liquid timer sensory toy, relaxing visuals settle the mind after a stressful day or create a settling atmosphere. Simply flip the timer to restart the fun.5.5 x 5.5 x 13.5 cm, diminutive size, easily portable. Can be used at home, in the office or classroom, during therapy sessions, and more. The can also be utilized as prizes, activities, party gifts, awards.The decompression timer hourglass is made of plastic, the liquid inside is made of a mixture of mineral oil and water, safe which will not harm your health.For children, This is a fun toy that can improve concentration for adults, it is a tool to relieve stress and relax the mood, is a perfect gift for friends and family. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.