Feature: 1. The pyramid cube promotes your child's spatial awareness by activating their imagination and creativity; perfect for improving both patience and mental skills; provides hours of challenging and fun puzzle play. 2. Excellently engineered triangle speed cube allows smooth and easy-to-twist play; provides a firm but not too tight grip. 3. 3x3 Pyramid Carbon Fiber Sticker speed cube is made of non-toxic ABS material and long lasting, non-fading carbon fiber stickers. 4. Ideal for kids' early cognitive development, speed cubing beginners and puzzle enthusiasts of all ages. 5. Ultimate gift for kids, friends, family members, beginners and professionals, perfect for reducing stress, exercising your brain, improving memory and practicing hands-on dexterity skills. 6. Specification: Material: ABS environmental plastic Size: 100*83*83mm Applicable age: 3+ Package List: 1 x carbon fiber cube toy