6cm Ball Wooden Children Puzzle Kongming Lock IQ Brain Teaser Jigsaw Puzzle Toy 3D Wooden Interlocking Burr Puzzles Game

Specifications 1 Item Ball lock 2 Material Wood3 Shape spherical4 Diameter 6CMFeatures 1 Made of high quality wood for durability 2 Hard to take it apart but harder to assemble 3 Help to exercise brain develop intelligence improve problem solving ability and also relieve pressure 4 It is a challenging and fun toy 5 Recommended for ages 5 and up children should be used under adult supervision Package Include 1 Ball lock