Product specification: This is a magical puzzle toy for children and adults that you can take with you. materials. Material: Green and eco-designed, Cube, safe and reliable, durable and ABS plastic material, absolutely safe Color: multi-color, black background Stage: 3 x 3 x 3 Size: 5.65 x 5.65 x 5.65 cm. Weight: about 80g This product is subject to specific safety warnings. Warning: Not suitable for children under 3 years. For use under adult supervision TECHNICAL INOVATION - Superior Corner Cutting at 43 degrees (approximately 1.5 cubies) and 3/4 a cubie reverse engineering. Different from the traditional ones, the edge pieces are assembled by 2 parts, and corner pieces by 3 parts to provide better stability SMOOTH AND FAST TURNING - With rounded corners to ensure good fault tolerance, you can turn easier without jam when it's slightly off centered, but no need to worry about falling apart. It has very smooth surface, no burr, which makes it more slippery and speedy to turn, with this cube you can against the word record of 4.90 second with aid of enclosed English solution guide DURABLE AND BRIGHT COLORS - Crafted with eco-friendly ABS material, non-toxic and no peculiar smell, stickers material is superior PVC with a smooth glossy finish and bright colors. Meanwhile the stickers is very durable and waterproof, the colors won't fading even you play it every day, and won't broken when you drop it GREAT FOR CARRYING - It is about 2 3/16 inches across (57*57*57 mm, 68g), can easily fit in your bag or pockets, very portable for carrying, you can take it anywhere and play it at anytime you like, even on the plane ULTIMATE GIFT IDEA - The Speed Cube is a fun, inexpensive, and unique gift for everyone. It can also keep Mom and Dad in quick-wittedness against Alzheimer's