How do the JabbaWockeeZ keep their masks from slipping down their face?

When I try to dance with the mask, it always starts dropping and sliding down my face because it's not tight enough.How do the JabbaWockeeZ keep their masks from slipping down their face?
I know that professional dancers and female gymnasts use 2 sided tape to keep their suits from ';riding up'; and from the chest areas from falling down