The Sea to Summit Alto TR2 2 Person Tent is an ultralight backpacking tent with unique architecture for added interior space. The Tension Ridge crossbar (which looks like a bird in flight) creates vertical sidewalls for tall doors and tons of extra space inside. The rainfly Features strategic vents at the bottom and adjustable vents at the top to optimize airflow and prevent condensation. On clear nights, you can keep the rainfly attached and roll it up into stargazing mode. Features of the Sea to Summit Alto TR2 2 Person Tent Tension ridge raises the tent's shape upwards for more usable head-and-shoulder space and creates truly Higher doors for easier entry and more vestibule storage Color-coded ultra-strong lightweight DAC NSL poleset and quick connect pole feet make for easy setup Made for longevity and superior waterproof Performance by using premium materials including DAC poles, YKK zippers, 7-series aluminum hardwAre and seam-taped PU-coated rainfly FairShAre storage system: Tent packs into 3 stuff sacks to split the load After set-up, stuff sacks transform into gear storage pockets Lightbar: Add a headlamp and secure the tent pole storage sack to the apex of the tent for soft even illumination Rainfly can be setup first for a dry setup and takedown Includes 9 ground control light tent pegs and 4 removable ground control guy lines with custom attachment toggles To extend the life of your tent floor we recommend using a Sea to Summit footprint 8in. Deep 15D nylon tub floor is rated to 1200mm hydrostatic head G?? ultralight, waterproof and durable Ultra-lightweight 15D polyester mesh inner for maximum ventilation Its dark grey color provides excellent visibility Silicone / polyether polyurethane coated 15D nylon rainfly fabric provides long-lasting waterproof Performance Poles of the tension ridge Are swept upwards G?? not angled downwards as is common in tents Raises the tent's shape, providing significantly more livable space Apex Vent - at the Highest point of the tent, this Oversized vent efficiently expels warm air to prevent condensation and can be easily zipped shut from inside the tent Baseline vents allow you to control airflow and effectively manage humidity and condensation in wet conditions without letting the rain in Quick connect foot is a beautifully designed, machined aluminum clip that attaches the pole and the inner foot with ease and is stronger than plastic buckles that can break