Oops, it doesn't look like 'sunnies for sight day' is a national day..

Other days

gum

Gum Day
african immigrant and refugee hiv and hep awareness

African Immigrant And Refugee Hiv And Hep Awareness Day
lash

Lash Day
camera

Camera Day
hiv awareness

Hiv Awareness Day
self appreciation

Self Appreciation Day
brow

Brow Day
healing

Healing Day
comfy

Comfy Day
ask out your crush

Ask Out Your Crush Day