Features: _x000D_3D Printed Gear Ball: The gear ball is an innovative finger toy designed to provide stress relief and anxiety reduction effects. It is made of high-quality 3D printed materials with a smoothes surface and durable structure._x000D_Suitable for Everyone: This toy is suitable for people of all ages, including adults and children over 6 years old. It can not only help relieve stress and anxiety, but also provide entertainment and relaxation effects._x000D_Logic Coordination - A very interesting rolling ball,Keep your hand busy have fun for hours exercise logical thinking, color sensitivity and hand coordination. Great to enhance a child's independent thinking._x000D_This track ball is perfect for killing time, fidgeting, and avoiding electronics. It make some noise to get your kid's attention.It's a healthier gameplay to practice-focus and concentration._x000D_This toy is perfect for use while working, studying or traveling. It is small and lightweight, easy to carry, and can be used anytime, anywhere_x000D_Notice:_x000D_1.Actual color may be slightly different from the image due to different light effect_x000D_2.Please allow 1-3cm deviation due to manual measurement_x000D_ Material: plastic_x000D_Specification: 6x6cm8x8cm10x10cm_x000D_Weight: 36g48g78gPackage List:_x000D_1x 3D Printed Gear Ball