... .EN71,ASTM standards 3.Factory FSC,ICTI certified Educationl Game Brain wooden Puzzle Box (KM0080)material:rubber woodsize:10.4*8 ... :hot stampingpackaging:white boxcertificate:EN71,ASTM.feature:1.intelligence Wooden Brain Teaser Puzzle IQ Game help to relax person's mind ... the flexibity of the finger,3.maze puzzle brain toy seems simple,actually ,it is subtle and mysterious,you must analysis,judgment ...