If it is a cloth with a cloth's texture it wouldn't be bad since it would be reflected in such a diffuse pattern. Besides getting it directly from the sun anywa

If it is a cloth with a cloth's texture it wouldn't be bad since it would be reflected in such a diffuse pattern. Besides getting it directly from the sun anyways, you're already getting harsher glare reflections off of water, glass buildings, and metallic surfaces (cars) all around you.