The Shield is a lightweight, four-season mountaineering tent with a single door and single-wall design meant to be taken to the highest elevations, withstand the strongest winds, and keep you warm in the coldest climates. This bomber tent is constructed with ultralight nylon, 3-layer waterproof, breathable fabric with a microporous membrane and tricot layer to enhance moisture management and provide protection from the elements. The Accessory Vestibule (sold separately) adds covered entry and exit, plus additional gear storage when you need a little more room to spread out undercover. Features: - Four season design and materials create a shelter that is ready for any adventure - Durable single-wall construction provides a simple-to-setup reliable shelter without adding weight - Enhanced moisture management with specially developed ultralight three-layer fabric that is waterproof and breathable - Single-door with storm flap features two windows- lower window for weather-viewing and upper window with two closure options: mesh only for ventilation or zip closed for maximum protection - Two supported roof vents with reach-through mesh design allows vent closure from tent interior. Zip closed nylon vent flaps for complete closure - Pole sleeves attach tent body to poles and reinforce structure - Triangular stake-out flaps on exterior add extra guyout points for added stability - Reinforced tent corners at webbing locations - Ready to pitch; with pre-cut reflective guylines and tensioners attached to fly - Multiple interior gear loops - Covered entry and exit with room for additional gear storage using Accessory Vestibule, sold separately - To extend the life of your tent floor and enable fast fly compatibility, we recommend using a Big Agnes footprint - sold separately