Description: Soft and plastic: This decompression toy is made of highly elastic material and feels soft. It can be kneaded, stretched and squeezed at will for a comfortable experience. Interesting modeling: A variety of designs, provide a variety of modeling options, can meet the child's preferences, add fun to play. Soothing emotions: Through the pinching movement, help release pressure, reduce tension, suitable for children to relax after studying or playing. Safety and environmental protection: The use of safe materials to meet safety standards, children can be assured to use, parents more assured. Portable and durable: small and light, easy to carry, anytime, anywhere use. Includes: Stress relief ball *1 Vacuum Stress Ball Works: Use the included air pump to expel the air inside the ball to activate the decompression design before using our Stress Ball for the first time, and press to create a gradual resistance after inflation for a deep decompression experience Sensory pleasure:With a transparent outer layer and colorful sand filling, the ball offers a smooth, responsive surface for pinching, squeezing, or kneading. Great for enhancing concentration and visual stimulation during work or study breaks Anxiety and Stress Busters: Sand Stress Balls are professional in relieving work anxiety/study stress/emotional tension,improving concentration,making them a fun and practical tool for adults to manage stress. Perfect Gift Idea: It's the perfect gift for the stressed out or anyone who appreciates a unique and useful desktop gadget. Whether it's a birthday, anniversary, Christmas or Thanksgiving Portable decompression solution: vacuum pressure ball is only the size of the palm of your hand, and the lightweight design is suitable for use in multiple scenarios such as desks, conference rooms, and business trips