HOTEEL 10x30 Party tent is made of 420D high quality Oxford with two layers of PU coating, UPF 50+, blocks 99% of the sun's rays. Seams are fully sealed to prevent water leakage, 100% waterproof. Waterproof pressure is 2.1psi, while the waterproof pressure of general tents is only 1.1psi. 8 PU coated removable sidewalls are connected by a whole strip of hook & loop fastener and zipper for tying frame top and legs. You can install different number of sidewalls according to your needs, and adjust heavy duty canopy in 3 different heights (86", 90", 94") with thumb button to provide enough headspace. Large Wedding Party tent for 25-30 people!