WHO Arms-in-cage (AIC) are suitable for testing chemicals for repellency and attraction studies. The cages have provision to open and clean inner surfaces easily as top portion is completely removable. Bottom will be given a mirror to watch mosquitoes landed underarm. The cage is supplied in dismantled form and the scientists can easily fix it into a functional cage with instructions given.
There are other bioassay study items available like WHO cone test, WHO bottle assay, WHO susceptibility tube assay, etc.