Fresh air supply (50$).

Fresh air supply can be ordered separately or be installed in mask. There are many different types possible

Air supply can with the fan out if there are small room for the vent in front of wearer's mouth and nose, or with fan positioned in the mask in front of wearer's face. 

Also air supply can be made through one big tube or a nomber of small ones. The system is customisable for every kigurumi or fursuit mask, so please tell what you need before orderring.

The standard system consists of a fan,  battery case with switch, fan housing an a tube/tubes (it can be a onebig tube glued inside the mask and running out at hte neck area, or a nomber of small ones going to some hidden spots all around the mask surface). We also can make a hevier housing to protect it. Also a speed regulator and remote wired switch are avaluable.