?? Name： Adult Intelligence educational toys intelligence solution ring ten sets of fine classical nine chain Size： See picture Description show marked Materials Ferroalloy Colour： As shown Brief introduction： Solution ring toys strange， tricks， foreign to this toy referred to as "Chinese ring." In this case there are ten different outfits， seemingly simple ring and buckle， in order to unlock it and then put on is not so easy as you might think， oh ~! ? ?
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