Yes, everyone wants to have a comfortable sleep, and pillows are part of it. In summer, the gel butterfly-shaped health pillow is better and can be regarded as a kind of jelly. The gel of this jelly solution depends on its water and action. This action is very absorbent, and gel molecules formed by absorbing a certain amount of water attract each other to form gel clusters. Coupled with certain technology, this kind of gel pillow with very strong and compact texture is a bit expensive.