The Mountain Hardwear Trango 4 is a four season 4-person double wall design tent with a canopy that combines fire-retardant nylon knit mesh and nylon ripstop fabrics, and a fly and floor that use a durable nylon taffeta fabric with a DWR coating. It uses the Evolution Tension arch, has triangular and rectangular gear lofts for storage, and Atlas Scandium XL poles with a clip design that allows for ease of set up. Pitchlight compatible, it has reflective guy-out loops and zipper pulls, as well as superlight 1/4? buckles and webbing. Finally, it has 2 dry entry vestibules, 2 dual canopy and mesh doors and 1 SVX window with UV and cold resistance. DIMENSIONS (heightxlengthxwidth): 138x269x252cm. FLOOR AREA: 65 SQ.FT. PACKED WEIGHT: 6.04kg. PACKED SIZE: 60x25cm.GLOSSARY - DWR (Durable Water Repellent): Beads-up water on fabric surfaces to stop it soaking into the fibres. Maintains breathability and shortens drying times.EVOLUTION TENSION ARCH: Panels of low-stretch fabric along the pole connection arcs reinforce the pole structure and stabilize the tent.ATLAS SCANDIUM XL POLE SYSTEM: Dual diameter system made using strong scandium Aluminium resists high winds and heavy snow. Uses cold forged connectors and special shock cord with threaded aluminium tips. Narrow and light in the middle, wider at primary stress points.