wrapper
noun
[ ˈrapə ]
• a piece of paper, plastic, or foil covering and protecting something sold or for sale.
• "a sweet wrapper"
Similar:
cover,
wrapping,
covering,
packaging,
paper,
jacket,
dust jacket,
binding,
sheath,
sheathing,
• a loose robe or gown.
• "she put a wrapper over her nightdress"