noun
thin paper; flimsy paper
Refers to paper that is thin and often of low quality, such as cheap copy paper or lightweight sheets. The word ペラ comes from the mimetic sound of something thin and flimsy.
このペラ紙はすぐに破れてしまう。
This thin paper tears easily.
ペラ紙のチラシは風で飛ばされやすい。
Flimsy paper flyers are easily blown away by the wind.