The Mosquito Head Net by Kookaburra is ideal for hot humid Australian climates and travelling within tropical destinations, where mosquitos love to bite! The head net comes in the one size, however fits over most hats and other headgear. The design includes a drawstring cord to fit the net securely around the neck for maximum protection and comfort. The ultra-fine mesh netting helps to protect the face and head from flying insects when outdoors, preventing bites and nasty insect-borne illnesses! The Mosquito Head Net is also able to be washed in cold water for use season after season!