Upgraded Heavy-Duty Steel Frame:; The 10x20 commercial canopy features a full truss structure made from 1.18-inch diameter steel tubes, powder-coated for enhanced durability and rust resistance. Stronger than typical 0.98-inch frames, and stability can be further improved with sandbags, ropes, and stakes.High-Quality Canopy and Sidewalls:; Crafted from premium 210D Oxford fabric with dual-layer PU coating, providing UPF 50+ sun protection and blocking 99% of sunlight. Fully sealed seams ensure 100% waterproofing. Removable PU-coated sidewalls attach easily with Velcro, allowing flexible configuration.Adjustable Height:; Legs offer three height settings (71”, 75”, and 79”) to suit different needs and provide ample headroom.Easy Setup:; Designed for fast, tool-free assembly by 2-3 people in minutes. Simply unpack the fully assembled frame, attach the canopy fabric, extend the legs, and enjoy. Fits 15-20 people comfortably.