Feature: -Tent Exterior: Made of Black durable, weather resistant heavy duty 1680D oxford cloth,Completely Light-Tight,Waterproof And Air-Tight Material. -Tent Interior: 100% Highly reflective water-proof mylar and Aluminum Foil made inner lining aims at maximum use of light. -Highly PVC Free,Non-Toxic To Environment,No Harm For Plant. -Frame Material: Strong Powder white coated steel frame with flexible metal connectors for Robust And Rust Resistant. -Connector Material: sturdy metal. -Built-in Large zippered door for easy to set up and take down.