Rothco Grid Fleece Watch Cap. The watch caps feature a polyester/spandex fabric with in a grid style that allows heat to vent out without letting the cold in. There is a double layer of fabric around the ears and single layer on the top. Specifications for Rothco Grid Fleece Watch Cap: Manufacturer: Rothco Gender: Unisex Age Group: Adults Color: Black Fabric/Material: 93percent Polyester / 7percent Spandex Features of Rothco Grid Fleece Watch Cap Material: Spandex Material Specs: 93percent Polyester / 7percent Spandex Package Contents: Rothco Grid Fleece Watch Cap Rothco Grid Fleece Watch Cap 5571