Made of Beech wood, these black colored Ninja Microbots are sure to be a hit with both children and adults. They fold up into little 1.5" squares and when opened, form a super-ninja that is 4.25" tall with 5.5" arm span. Cloaked in darkness, Ninjabots powerful hardwood frame can hold dozens of poses, and his elastic-band muscles and durable wood limbs make him impervious to breakage. When its time for him to rest, he folds into a perfect cube. An enduring classic that will withstand generations of ninja battles. They are addictively fun to play with - and so cute, you'll have to get every color! Since the bot parts are little, these are recommended for ages 3 years and above.