Cling wrap, also known as plastic wrap or cling film, is a thin and flexible transparent film commonly used in households for containing and preserving food items. Synonyms for cling wrap include food wrap, shrink wrap, Saran wrap, PVC film, and plastic sheeting. Food wrap is a generic term for any type of plastic or foil wrap used for food storage. Shrink wrap, on the other hand, is a type of plastic film that shrinks when heated, creating a tight seal around the item. Saran wrap is a brand of cling wrap, and PVC film and plastic sheeting are thicker and more durable types of plastic wrap used for long-term storage or packing of items.