Stock can be divided into two main categories, paper stock (not waterproof, only for indoor use) and synthetic stock (tearproof, waterproof, suitable for cosmetics and outdoor use when coated).
Paper stock comes as uncoated, matte or gloss. We can add a Gloss UV coating or lamination on the gloss label. That way, the ink will be protected from smudging, and the labels would become fridge and freezer safe. Matte and uncoated labels can't be coated, but the finish allows you to write on them with pens and pencils.
Synthetic labels come as white labels and clear (transparent) labels. Adding a Gloss...