Modifiers matching insignia:

• military,
• uniform,
• wearable,

Simple categories matching wearable:

• system,
• headgear,
• item,
• part,
• insignia,
• device,
• accessory,
• support,
• art,
• jewelry,
• surface,
• clothing,
• merchandise,
• style,
• appliance,
• product,
• article,
• equipment,
• tool,
• medium,
• material,
• sensor,
• component,
• bag,
• fabric,
• garment,
• apparel,
• object,
• hat,
• devices,