Calming and relaxing - Relaxing visuals as the colours majestically trickle from top to bottom. Settle the mind after a stressful day or create a settling atmosphere. Simply flip the timer to restart the fun.Sensory - Watching the slowly rotating liquid timer sensory toy can make children with autism, ADD, ADHD, ASD, stress and anxiety sensory needs feel at ease and bring them a sense of happiness.Bringing Visual Enjoyment - Can be used at home, in the office or classroom, during therapy sessions, and more. The colourful timer is a perfect addition to your working environment.Safe Materials - The decompression timer toy is made of highly transparent plastic, the liquid inside is made of a mixture of mineral oil and water, and it is safe when it comes in contact with the skin in time, which will not harm your health.Ideal Gift - 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.Size - 135 x 50 x 30mm, liquid capacity 50ml, Small, lightweight, and easily portable. 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.