Perfect Brain Teasing Entertainment Squaad Speed cube bundle pack will provide hours of entertainment for both adult and kids while testing their patient and memory. Each 3-d puzzle in this speed cube set comes with different level of challenge so no one will not be bored o left out. These 3-d puzzle cubes can also help the elderly person prevent brain degeneration Light Weight 3-d puzzle cube in Squaad speed cube set are also of light weight, making it easy to carry them everywhere. Quality Eco Friendly Material All 3-d puzzle cubes in Squaad cube puzzle bundle are made with durable and environmentally friendly ABS plastic. Our cube puzzles pose outstanding hand feel and smooth performance Pre-lubricated and Tension Adjustable Each cube is pre-lubricated and adjusted before dispatching from the manufacturer. There may be a little lubricant on the cube, please wipe it up and be assured that it s harmless to people. If the cube doesn t fit your style, just open the top piece, tighter or looser the cube with screwdriver, find the most comfortable feel in your hand. Great 3-d Cube Puzzle Bundle Our Speed cube set include 2x2 3x3 4x4 5x5 cubes an excellent combination for hours of brain teasing entertainment for both adult and kids Satisfaction Guarantee If for any reason you re not 100% SATISFIED we will provide you with a refund or replacement, whichever you prefer. Key Product Features