[ONLY Fit for PETPVILIT Gazebo Frame]: Replacement top is compatible with Brand_Model: PETPVILIT; Please confirm that your frame's type is the same as shown in the picture and measure the frame size UV30+ Protection - 200g/sqm polyester layer with PA coating for water repellency & UV30+ protection to block harmful sunray Tool-free & Simple Installation - Just nesting the protruding rods of frame into the corners of bottom & top tier Reinforced Corners & Vent Hole - Reinforced corners for better protection; 4 grommets to allow sufficient airflow Measuring Tips - Measure the hemline & hypotenuse of the canopy frame