Modifiers matching seat:

• sliding,
• special,
• automotive,
• soft,
• long,
• under,
• larger,
• simple,

Simple categories matching sliding:

• equipment,
• sport,
• portion,
• part,
• system,
• surface,
• vehicle,
• tray,
• means,
• panel,
• contact,
• seat,
• device,
• component,
• door,
• connection,
• board,
• control,
• mechanism,
• closure,