[face fabric] polyester mesh Imported Trekking Pole Architecture: Utilizes an externally supported design that requires 2 trekking poles for complete setup, optimizing interior space while keeping trail weight to an incredible 1lb 3oz. HyperBead Fabric Technology: The ideal balance of strength, durability, and weight. Optimized for those who don’t want to compromise on protection and weight. Spacious 1.5 Sizing: Offers a comfort-first floorplan that fits a 25" wide pad and provides 22 square feet of floor area plus a 9 square foot vestibule for gear storage. Advanced Moisture Management: The Hybrid Single/Double Wall design features an integrated ventilation system that drastically reduces condensation without requiring additional setup steps. Premium Sustainable Components: Equipped with water-repellent zippers and stakes; the materials are recycled and manufactured without intentionally added PFAS. The Big Agnes String Ridge VST 1.5 is a premium, three season shelter that offers the ultimate weight stats only achievable with a trekking pole supported design. Perfect for high-speed missions or those seeking the best in ultralight backpacking gear, this tent combines an innovative, externally supported asymmetrical architecture with a spacious interior. The "1.5" sizing provides an extra 0.5 of space, creating a dedicated, protected room for your pack or a four-legged friend without adding the bulk of a larger two person tent. Built with proprietary HyperBead fabric and a hybrid wall construction, this waterproof tent delivers a stable and reliable home on the trail.