【STRONG AND STURDY 】-- (1)Made of environmentally friendly ABS material,no stickers, waterproof, and no fading, surface matte treatment, to avoid scratches; (2)Small card corner design, anti-POP ability outstanding, stable and not scattered, it is difficult to remove; (3)The speed cubes has passed the US safety certification; 

【EXCELLENT STABILITY】-- (1) Cross shaft design, freely adjustable, smooth feel; ( 2 )Anti-adhesive groove, smoother and more durable, no longer have to worry about the feeling of the cube after playing for a while; ( 3) 40% fault tolerance, more suitable for children and beginners;

【MULTI-FACETED DEVELOPMENT】-- (1 )This is a classic puzzle game that allows children to return to tradition, play to learn, and learn to play, stay away from electronic products; (2)Effectively improve your child's concentration, responsiveness, memory, and logical thinking skills; (3)Develop your child's patience and feel the sense of accomplishment after solving the problem and increase your self-confidence; (4)Not only for children, but also for adults to relieve stress,; 

【PERFECT SPECIFICATIONS】-- This 3x3x3 brain teaser cube is ready to play without any tuning. At the same time you can adjust the tension to your specific needs with a screwdriver. 

【THE PERFECT GIFT】 - Great brain teaser for the kids and a stress reliever for the adults after a long day. Promotes problem solving skills, eye-hand coordination, and cognitive thinking. Your child will definitely like it! This is a classic educational toy that will never be outdated. It is suitable for children, adults, and seniors. Hurry up to have it and let your big family have a fun and exciting Speed Cube game.