【Unique Filling】Filled with maltose, the high-density gel filling offers a unique and satisfying tactile experience. When you squeeze it quickly, it feels hard, while slow pressing gives a soft sensation. No matter how you squeeze it, the stress cube always returns to its original shape. 【Durable and Leak-Proof】These soft square casings are made of thick TPR material, which is durable and prevents leakage. The matte surface not only prevents the surface from becoming sticky but also ensures that dust and hair do not stick to the cube, providing you with a perfect decompression feeling. 【Relieves Anxiety and Stress】Squeezing helps the brain relax, effectively reducing stress and anxiety. They are completely silent and very suitable for use in any environment without disturbing others. Whether you are in the office, classroom, driving, or traveling by plane, these restless ice cubes are the perfect companion to calm you anytime, anywhere. 【Suitable for Various Occasions】Whether you are in a meeting, on the go, or studying, this soft pressure cube can quietly relieve stress without distraction. The various bright colors and realistic ice cube design make it a fun sit-and-stand ball for children, as well as an excellent relaxation tool for adults. 【Perfect Gift】This 4-pack of soft ice cubes comes in a stylish box, making it an ideal birthday or party gift for girls, boys, and teenagers. It is the best choice to use as a classroom reward, Easter decoration, or addition to a sensory room.