Environmental suit

• Outfit designed to allow survival and protection in vacuum
• Starfleet
  • Starfleet Extravehicular Work Garment
    • Also known as SEWG (DS9 Novel: Avatar, Book One; TNG Novel: A Time to Sow)
    • Standard Starfleet EV suit (DS9 Novel: Avatar, Book One)
    • Multiple classes
      • Class A
        • Rated for hard vacuum, spacewalk conditions
          • Mid-23rd century
            • Silver suit, tall domed helmet (TOS: "The Tholian Web")
            • Decommissioned by 2280 (SCE Short Story: "Foundations, Book Three")
      • Class B (S31 Novel: Abyss)
        • Rated for partial atmosphere conditions (S31 Novel: Abyss)
      • Class C
        • Rated for full atmosphere, otherwise hazardous environmental conditions
          • First implementation introduced 2264 (SCE Short Story: "Foundations, Book One")
            • Lightweight reflective full-body protective garment (TOS: "The Naked Time")
            • Nicknamed "space bags" due to appearance, discomfort (SCE Short Story: "Foundations, Book One")
• Romulan Star Navy
  • Late 24th century
    • Orange-amber in color (TTN Novel: The Red King)