Yescom 12x12' Gazebo Patio Canopy Top Replacement Outdoor Garden 2 Tier 200g UV30 PA Coating Cover Replacement canopy top for your 12ft x 12ft dual-tier gazebo frames UV30+ 2-layer protective canopy: 200g/sqm polyester layer + PA coating Perfect protection and sun-proof; More effectively for harmful UV blocking and water repellent Half a year longer life time than other canopies without coating Zippered ventilated top with mosquito netting between top and lower tier