Solid Construction Designed - Excellent grip, ideal size, lightweight, doable with one hand. Improved technology and structure, arc corner optimization, no sharp edges.Adjustable Tension - Spring loaded design, can be adjusted, you can adjust the hardness of each side, according to your playing preferences to make it more or less fluid just by lifting the covers and turning the screw.Without Sticker- The stickers have been replaced with plastic. Bright colors and no easy scratches, feeling more slippery, sticker-free cube avoid air bubbles or maintenance of speed cube with sticker.A Smart Game- Magic Cube good for improving logical thinking, concentration, hand flexibility and problem-solving skills, meanwhile, solving the magic cube is a great game at home or on the go, entertainment for distracting yourself from the phone, a good means of recreation.Perfect Gift- Keeping boys and girls out of their phones, the magic cube is a very useful educational toy, which is a perfect gift for birthdays, Christmas and other holidays.You can spend free time with your loved ones, this is suitable for all ages, beginners and professional players.