Specifications:

Animal and Plant articles [no pen]]

Traffic military article [no pen]]

Fruits and vegetables [no pen]]

Life characters [no pen]]

Animal and Plant articles [send 1 automatic disappearing refill]]

Traffic military article [send 1 automatic disappearing refill]]

Fruit and vegetable articles [send 1 automatic disappearing refill]]

Life characters article [send 1 automatic disappearing refill]]

A full set of four books [95% of Mom's Choice] get 1 free automatic disappearing refill

A vanishing refill [1 Pen Holder +10 pen cores +1 pen grip]]