Challenging - Add this cube to any serious puzzle collection or play with friends for an interesting challenge. Great Gift - Thinking of a unique birthday present, This puzzle cube makes just the gift for boys, girls, kids, teens and adults. Exercise Brain, Improve Memory And Reflexes - Help that special someone exercise their brain, improve memory and reflexes and much more Never Go Out of Style - It is awesome for both old and young, regardless of skill level. This classic puzzle game will never go out of style. High Quality Guarantee And Sale Service - It has professional material insure the quality of item. Please contact our company's Service or send email to our company's mailbox, we will give you a satisfied solution in 24 hours. ? Product Category: Skewb Twisty Magic Tube Specification: 57*57*57mm(L*W*H) Material: ABS Plastic Color: Multicolor Package Type: Box+Instruction Book Base Color: Black Base