Yescom 2X 16.5' Triangle Sun Shade Sail Patio Deck Beach Garden Yard Outdoor Canopy Cover UV Blocking (Green) Effective Harmful UV Blocking Applicable For All Season - Mildew And Mold Free Rust-proof Fixing System - Galvanized Iron Tension Rings 185g/sqm HDPE Knitted Fabric Overall Size: 16 1/2' x 16 1/2' x 16 1/2' (with Tension Rings)