Silver-infused 600 denier oxford woven nylon screen - Gain of 1.1 for nearly perfect light reflectivity and ultra sharp 4K, HD, and 3D viewing. Highest quality screen materials - folded for compact shipping but easily stretch out - unnoticeable during viewing. Folds wont become baked-in creases during transit like vinyl screens. Durable easy-to-assemble steel frame wont bend in the wind like other folding screens Complete Kit - includes 4 stakes, 4 guy lines for anchoring/stabilizing frame, and carry bag Rear-projection capable