2014 Non Slip Coated Spinning Pen Champion Edition V11 Kids Teens Pen 4 Colors Professional Non Slip Coating,easier to make the stunner.The both sides firm heavy metal balls + unique buffer spring strengthen the Balance&Stably,increase in weight. Internal installation ball pen core - leak proof. Both sides elastic soft gum, prevents the instep to fall&damage. It can write! It is a real ball pen. Pcakage 1x spinning pen Package:1PC