Clear Plastic Tablecloth Protector

tablecloth
A cloth spread over a table, esp. during meals
a covering spread over a dining table
A tablecloth is a cloth used to cover a table. Typically tablecloths are made of cotton or other natural fibres, or fabrics made from man made or synthetic fibres. Some are designed to be easy to wipe clean, often using PVC coated materials.

protector
A thing that protects someone or something from injury
A person who protects or defends someone or something
A person in charge of a kingdom during the minority, absence, or incapacity of the sovereign
defender: a person who cares for persons or property
Protector (Protektor) is a 2009 Czech film directed by Marek Najbrt.
A remote weapon system or station, (RWS) is a remotely controlled weapon station for light and medium caliber weapons which can be installed on any type of vehicle or other platforms (land and sea-based).

plastic
Credit cards or other types of plastic card that can be used as money
fictile: capable of being molded or modeled (especially of earth or clay or other soft material); "plastic substances such as wax or clay"
generic name for certain synthetic or semisynthetic materials that can be molded or extruded into objects or films or filaments or used for making e.g. coatings and adhesives
A synthetic material made from a wide range of organic polymers such as polyethylene, PVC, nylon, etc., that can be molded into shape while soft and then set into a rigid or slightly elastic form
capable of being influenced or formed; "the plastic minds of children"; "a pliant nature"

clear
the state of being free of suspicion; "investigation showed that he was in the clear"
So as to be out of the way of or away from
With clarity; distinctly
readily apparent to the mind; "a clear and present danger"; "a clear explanation"; "a clear case of murder"; "a clear indication that she was angry"; "gave us a clear idea of human nature"
completely; "read the book clear to the end"; "slept clear through the night"; "there were open fields clear to the horizon"
So as not to be obstructed or cluttered