Blue Placemats

placemats
A placemat is a protective table pad usually made of paper, plastic or cloth for restaurants and households. Asian-style placemats may feature thin slats of bamboo or colourful beads. The term is derived from the mat being put at a person's "place" (chair) at a table.

blue
blue color or pigment; resembling the color of the clear sky in the daytime; "he had eyes of bright blue"
turn blue
Blue color or pigment
Blue clothes or material
of the color intermediate between green and violet; having a color similar to that of a clear unclouded sky; "October's bright blue weather"- Helen Hunt Jackson; "a blue flame"; "blue haze of tobacco smoke"
A blue uniform, or a person wearing a blue uniform, such as a police officer or a baseball umpire