Blue is the appearance in budgerigars. Block mini-sized surprise! ! Potch of mini-size that one just 4mm, the aspect ratio of a traditional diamond block is half the size of![Features]? This new material Precision Hobby Japan production completely unique. Make up to the level of epic-realistic model of a small work like a pea.· It is the world"s smallest class block with potential to infinity![How to use]· There are many small parts. Watch out, I will make for the hand firmly.