Rio Casino and Hotel in Las Vegas Nevada, Souvenir Dice in Box. Leather Faced with Bright Red Stitching. Cut Outs reveal an unknown White Material Beneath. Four Dice in Total, Two are About 2 1/2 Inch Cubes, Two are About 1 1/8 Inch Cubes. Box has been terribly Abused, But Dice are Immaculate. Inner Box has Foam Inserts with Felt Like Overlay.