[Product Information]

• Enter your model numberto make sure this fits.
• Adjustable corner cutting tension - tighten or loosen the center screw to adjust the tension
• Standard structure comes pre-lubricated by the manufacturer， but the tightness is adjustable
• If the cube doesn't fit your style， just open the center caps and adjust the screws
• Challenge their young mind with puzzle cubes， improves fine motor skills and dexterity while keeping them engaged for hours
• 4 x 4 rotating speed cube is designed for starters & professionals， 6 sided magic cube is designed with 6 different bright colors