table mat 
noun British
A small mat used for protecting the surface of a table from hot dishes.You can pick up the one that perfectly matches the colour of your dining table mat....
- In no time flat we had selected a card, and some face cloths, and some table mats and coasters - when do you ever go into a department store for one small item and come out with nothing else?
- ‘Knitting door mats, table mats, jerseys and socks helps keep most of the children occupied, while at the same time earning an income that helps contribute to their families incomes once the finished products are sold,’ she says.