The custom design of the clothing of the British aristocratic military attache usually includes the following aspects:

1. Military Attache Uniform: The military uniforms of British noble military attaches are usually in a traditional British design, with a predominance of dark colors, such as black or dark blue. Uniforms will have metal buttons, epaulettes, collar flowers and other ornaments to show the rank and honor of the officer.

2. Top hat: As part of formal occasions, a top hat is one of the indispensable accessories. It is usually black or dark blue, and the hat will be decorated with details such as metal badges and feathers.

3. Bow ties and flowers: In formal settings, noble military attachés often wear bow ties or flowers to match their shirts. These accessories in a variety of colours and handcrafted are a statement of status.

4. Intricate epaulettes: Intricate epaulettes are one of the unique accessories for senior officers above the rank of general. Epaulettes are embroidered with different shapes, materials, and patterns to identify different positions and ranks.

5. Medals and medals: Arranged above the breast pocket and fastened to the garment by a metal chain, according to personal honors and achievements.

6. Leg gear: For some special occasions (such as royal weddings), noble military attachés may need to wear leg gear, such as high boots and knee pads. These accessories are usually black or brown and match the uniform as a whole.

The above are just some of the basic elements of the custom design of the general British aristocratic military attaché clothing, and the specific style and design can be adjusted according to personal preferences and needs. At the same time, there is also more room for choice in the choice of fabrics, embroidery patterns, etc., to show personality and taste.