It is a kind of carpet or rug made with woven palm leaves, which is used to sleep in very hot climates. The word used in Mexico is petate. In Colombia we also call them mats.
Mat : ( s . F. ) It is a thick tissue, made of esparto, reed or other material, which serves to cover the soil and to sleep.
MAT: 1: in Cuba, attached that contains 100 cladodes of guano-2: headline below.
Carpete or base previously prepared by um capitalist forming a network of suppliers, producing and distributors on which the pattern moves on the scale or dimension you want, allowing her always expand. (My business and academic experience )