Cardinal Thermal Mugs are Poly Thermal Mugs. Set of 4 attractive black interior poly thermal coffee mugs have wild bird images under clear plastic cover. Four mug set has artistic renderings of 2 Cardinal with Friends and 2 Cardinal Pair. The mugs have slide drip prevention on their screw on lid. Not for dishwasher.
Dimensions: 7.5" Tall x 3.5" Diameter