Premium aCADZO Speed Cube 3x3 - Moyu Carbon Fiber Meilong3C with Smooth Turning & Durable Design - Perfect Rubik's Cube for Kids & Adults - Great for Stress Relief, Brain Training & Competition Practice

aCADZO Unique cylinder center cap design：The unique circular sleeve design of the center cover is nimble and tightly matched with the screw tube cylinder of the center block. The rubber wall of the center cover is loose and can still prevent the center cover from loosening easily and falling out without supporting the peripheral size of the center block, which perfectly solves the compatibility problem of the center cover tight matching and comfortable feel! ·Anti-sticky concave：Anti-stick grooves are set on all four sides of the edge block to reduce the problem of sticky and diarrhea caused by time use, and the hand feels more smooth when restored! ·Proper inner and outer round holes：Large rounded corners are used on the periphery of corner blocks to enhance fault tolerance and reduce collision in the process of reduction.And gradually transition to the internal small rounded corner, to ensure the stability of the internal structure, reduce the deformation. ·Concave design on center cap：Concave design on center cap makes the center piece easy to open up, then you can adjust the puzzle easily! ·This Carbon Fiber speed cube 3x3 is the third-order series of speed cube set in the magic cube Classroom. Although it is positioned as an entry-level speed cube 3x3 , it has better performance than the previous entry-level cubes.Reasonable matching of inner and outer fillet of corner block enhances fault-tolerant performance and reduces deformation. The setting of cross clamping angle of corner block also greatly improves the performance of preventing flying edge.A large number of anti-stick groove makes the rotation feel more refreshing, reduce stick diarrhea, prolong the service life of magic cube suitable for loves to start using.