Garden Winds OPEN BOX - 10' X 10' Universal Gazebo Replacement Canopy Top Cover- ULTRA GRADE FABRIC This product may be slightly marked or dirty (dirt, pet hair, small stains, etc.), they will still be in good condition however they are not brand new. This universal gazebo replacement canopy top cover fits most standard 10' x 10' square two-tiered gazebos. Durable 240g per square meter poly spun top cover with two-tier ventilated top construction (on average 30% thicker than original canopies). The top tier measures 36" x 36". The outer perimeter of the main canopy is 120" x 120".