Range Type 1 Person 2 Person 3 Person Activity
Arctic
Dual vestibule tunnel
Multi-pitch
      5-season
      Arctic/polar travel
      Winter expeditions
      Mtn
      Geodesic
      Inner-first pitch
        5-season
        Mountain trekking
        High-altitude camping
        Lightweight expeditions
        Vapor
        Tunnel tent
        Multi-pitch
            4-season
            Wilderness trekking
            Lightweight trekking
            Hyper
            Tunnels
            Multi-pitch
              4-season
              Wilderness trekking
              Lightweight backpacking
              Ultra
              Geodesics
              Inner-first pitch
                4-season
                Wilderness trekking
                Backpacking
                Trail
                Tunnels
                Multi-pitch
                4-season
                Trekking
                Backpacking
                Year-round camping
                Trek
                Geodesics
                Inner-first pitch
                  4-season
                  Trekking
                  Backpacking
                  Year-round camping
                  Raid
                  Semi-geodesic
                  & tunnel
                  Inner-first pitch
                    4-season use
                    Ultralight trekking
                    Sigma
                    Dome
                    Single-wall
                      4-season
                      Lightweight trekking
                      Backpacking