This is the high quality rainbow speed cube￡? it firstly using original structure of the double-ball internal corner block￡? it has a more powerful ability to rotate smoothly￡? especially super fault-tolerance design￡? make the players feel more powerful in rotation￡? achieve your outstanding results.<br><br><strong>Features:</strong><br>This cube can help children to understand the composition and structure of the cube￡? and to train students' spatial thinking ability and memory.<br>The magic cube turns smooth and fast ￡?solve it when each side matches.<br>Amazing corner cutting￡? higher stability and optimized structure are the core and pursuit.<br>Spring design￡? can be adjusted according to your own needs.<br>The magic cube is suitable for both kids and adults. For kids￡? it can develop their brain and logic thinking ability. For adults￡? it can release their pressure after work.<br>Adopting reliable plastic￡? it is non-toxic and lightweight.<br><br><strong>Specifications:</strong><br>Name: Magic Cube<br>Brand: Shengshou<br>Material: ABS<br>Age: Older than six<br>Package Size: 6 * 6 * 6 cm / 2.4 * 2.4 * 2.4 in<br>Package Weight: 97 g / 3.4 oz<br><br><strong>Package List:</strong><br>1 * Magic Cube<br><br>Notes: This product must be used under adult supervision.<br>This product contains small parts￡? there will be a danger of suffocation if you swallow them.