The design of brandy glasses aims to highlight the unique aroma and taste of brandy. Its characteristics include:

1. * * Short and round body: * * Brandy glasses usually have a short and wide body, which helps to concentrate the aroma of brandy in the glass.

2. * * Thin and Narrow Cup Mouth: * * The cup mouth is relatively narrow, which helps to concentrate the aroma of the wine and allows the drinker to deeply perceive the aroma of the brandy.

3. * * Gradual Body Design: * * Some brandy glasses may have a gradual body design, with a wider bottom and gradually tapering upwards to provide a better look and concentration of the wine body.

4. * * Foot Design: * * Brandy glasses usually have a longer foot, which helps to prevent hand temperature from affecting the temperature of the brandy and also makes the glass more stable.

Overall, the design of brandy glasses aims to maximize the characteristics of brandy, allowing drinkers to fully appreciate its unique aroma and taste.