How big is 18 cm?

18cm is a unit of length, which is equal to 0. 18m ... Specifically, the length of 18 cm is roughly equivalent to the length of a pen, the width of a playing card or the length of a palm from the wrist to the fingertip. In our daily life, we may use 18 cm to measure the size or length of some items, such as a pencil, a knife and fork or a piece of chocolate. In addition, 18cm is also one of the heights of standard size handbags, which is suitable for putting some necessary daily necessities.