【Colorful Liquid Timer】 This 2-pack liquid motion bubble timer sensory toy features a small hourglass design with beautiful, flowing colors that slowly fall and move with time and gravity, bringing a unique experience. 【Relieve Stress】The bright colors and slow movement of the smooth water drops can help children and adults reinvent themselves, relieve stress and anxiety, and even find a calmer rhythm in their daily lives, whether at home or in the office. 【Fun Liquid Timer】The fascinating movement of liquid bubbles will attract everyone's attention.The slow and rhythmic drops have a very calming effect and can help children with sensory or hyperactivity problems. It is a perfect sensory toy for people with autism, helping them calm down and stay focused. 【Safe Material】The stress relief timer toy is made of high transparent plastic with a leak-proof, durable design and a smooth surface without burrs, which will not harm your health. It has a high surface thickness and is not easy to break. 【Application】Whether it is children, adults or the elderly, our sensory liquid timers are suitable for anyone looking for a calming activity. They are perfect for use as sensory equipment at home or in the classroom, promoting concentration and reducing anxiety ，the perfect calming toy for children.