可以用于书架的分层增高,增加摆放容量.
两种尺寸:25cm✖10cm✖10cm&25cm✖10cm✖8cm.
It can be used to increase the layered height of the bookshelf and increase the storage capacity.
Two sizes: 25cm✖10cm✖10cm & 25cm✖10cm✖8cm.